104036745981 has 32 divisors (see below), whose sum is σ = 161187201280. Its totient is φ = 58461751296.

The previous prime is 104036745973. The next prime is 104036746031. The reversal of 104036745981 is 189547630401.

It is not a de Polignac number, because 104036745981 - 2³ = 104036745973 is a prime.

It is a super-3 number, since 3×104036745981³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 104036745981.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104036745941) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 157155 + ... + 482463.

It is an arithmetic number, because the mean of its divisors is an integer number (5037100040).

Almost surely, 2^104036745981 is an apocalyptic number.

It is an amenable number.

104036745981 is a deficient number, since it is larger than the sum of its proper divisors (57150455299).

104036745981 is a wasteful number, since it uses less digits than its factorization.

104036745981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325573.

The product of its (nonzero) digits is 725760, while the sum is 48.

The spelling of 104036745981 in words is "one hundred four billion, thirty-six million, seven hundred forty-five thousand, nine hundred eighty-one".