50100661867 has 2 divisors, whose sum is σ = 50100661868. Its totient is φ = 50100661866.

The previous prime is 50100661813. The next prime is 50100661967. The reversal of 50100661867 is 76816600105.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50100661867 - 2⁷ = 50100661739 is a prime.

It is a super-2 number, since 2×50100661867² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (50100661967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25050330933 + 25050330934.

It is an arithmetic number, because the mean of its divisors is an integer number (25050330934).

Almost surely, 2^50100661867 is an apocalyptic number.

50100661867 is a deficient number, since it is larger than the sum of its proper divisors (1).

50100661867 is an equidigital number, since it uses as much as digits as its factorization.

50100661867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 40.

The spelling of 50100661867 in words is "fifty billion, one hundred million, six hundred sixty-one thousand, eight hundred sixty-seven".