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48669558829 = 139350140711
BaseRepresentation
bin101101010100111011…
…101000100000101101
311122121212100202102221
4231110323220200231
51244133401340304
634205233315341
73342035265343
oct552473504055
9148555322387
1048669558829
11197057739a1
129523405b51
134788237028
1424d9b67993
1513ecb90054
hexb54ee882d

48669558829 has 4 divisors (see below), whose sum is σ = 49019699680. Its totient is φ = 48319417980.

The previous prime is 48669558823. The next prime is 48669558887. The reversal of 48669558829 is 92885596684.

It is a happy number.

48669558829 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 48669558829 - 27 = 48669558701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48669558823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175070217 + ... + 175070494.

It is an arithmetic number, because the mean of its divisors is an integer number (12254924920).

Almost surely, 248669558829 is an apocalyptic number.

It is an amenable number.

48669558829 is a deficient number, since it is larger than the sum of its proper divisors (350140851).

48669558829 is a wasteful number, since it uses less digits than its factorization.

48669558829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350140850.

The product of its digits is 298598400, while the sum is 70.

It can be divided in two parts, 4866955 and 8829, that added together give a palindrome (4875784).

The spelling of 48669558829 in words is "forty-eight billion, six hundred sixty-nine million, five hundred fifty-eight thousand, eight hundred twenty-nine".

Divisors: 1 139 350140711 48669558829