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50867680807 = 471381783701
BaseRepresentation
bin101111010111111100…
…110011011000100111
311212022001111220221001
4233113330303120213
51313134111241212
635211314534131
73450356103256
oct572774633047
9155261456831
1050867680807
111a633530529
129a37597347
134a4875b918
142667a7679d
1514cab3a657
hexbd7f33627

50867680807 has 8 divisors (see below), whose sum is σ = 51987655872. Its totient is φ = 49749276000.

The previous prime is 50867680769. The next prime is 50867680867. The reversal of 50867680807 is 70808676805.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50867680807 - 211 = 50867678759 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 (50867680867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 326944 + ... + 456757.

It is an arithmetic number, because the mean of its divisors is an integer number (6498456984).

Almost surely, 250867680807 is an apocalyptic number.

50867680807 is a deficient number, since it is larger than the sum of its proper divisors (1119975065).

50867680807 is a wasteful number, since it uses less digits than its factorization.

50867680807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785129.

The product of its (nonzero) digits is 4515840, while the sum is 55.

The spelling of 50867680807 in words is "fifty billion, eight hundred sixty-seven million, six hundred eighty thousand, eight hundred seven".

Divisors: 1 47 1381 64907 783701 36833947 1082291081 50867680807