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48408000481 = 192547789499
BaseRepresentation
bin101101000101010101…
…110111011111100001
311121221122012012211201
4231011111313133201
51243114422003411
634123251241201
73332411133511
oct550525673741
9147848165751
1048408000481
1119591066275
12946b8a9201
134745ca8689
1424b311d841
1513d4c263c1
hexb455777e1

48408000481 has 4 divisors (see below), whose sum is σ = 50955790000. Its totient is φ = 45860210964.

The previous prime is 48408000457. The next prime is 48408000491. The reversal of 48408000481 is 18400080484.

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 48408000481 - 25 = 48408000449 is a prime.

It is a super-2 number, since 2×484080004812 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 48408000481.

It is not an unprimeable number, because it can be changed into a prime (48408000401) 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, 1273894731 + ... + 1273894768.

It is an arithmetic number, because the mean of its divisors is an integer number (12738947500).

Almost surely, 248408000481 is an apocalyptic number.

It is an amenable number.

48408000481 is a deficient number, since it is larger than the sum of its proper divisors (2547789519).

48408000481 is a wasteful number, since it uses less digits than its factorization.

48408000481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2547789518.

The product of its (nonzero) digits is 32768, while the sum is 37.

The spelling of 48408000481 in words is "forty-eight billion, four hundred eight million, four hundred eighty-one", and thus it is an aban number.

Divisors: 1 19 2547789499 48408000481