104951850591 has 16 divisors (see below), whose sum is σ = 160613017344. Its totient is φ = 59715090624.

The previous prime is 104951850587. The next prime is 104951850593. The reversal of 104951850591 is 195058159401.

It is a happy number.

It is not a de Polignac number, because 104951850591 - 2² = 104951850587 is a prime.

It is a super-2 number, since 2×104951850591² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 104951850591.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104951850593) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10719801 + ... + 10729586.

It is an arithmetic number, because the mean of its divisors is an integer number (10038313584).

Almost surely, 2^104951850591 is an apocalyptic number.

104951850591 is a deficient number, since it is larger than the sum of its proper divisors (55661166753).

104951850591 is a wasteful number, since it uses less digits than its factorization.

104951850591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21449630.

The product of its (nonzero) digits is 324000, while the sum is 48.

The spelling of 104951850591 in words is "one hundred four billion, nine hundred fifty-one million, eight hundred fifty thousand, five hundred ninety-one".