100085028725 has 12 divisors (see below), whose sum is σ = 135387748320. Its totient is φ = 72789111600.

The previous prime is 100085028709. The next prime is 100085028737. The reversal of 100085028725 is 527820580001.

It is a happy number.

It is not a de Polignac number, because 100085028725 - 2⁴ = 100085028709 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 181972505 + ... + 181973054.

It is an arithmetic number, because the mean of its divisors is an integer number (11282312360).

Almost surely, 2^100085028725 is an apocalyptic number.

It is an amenable number.

100085028725 is a deficient number, since it is larger than the sum of its proper divisors (35302719595).

100085028725 is a wasteful number, since it uses less digits than its factorization.

100085028725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363945580 (or 363945575 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 38.

The spelling of 100085028725 in words is "one hundred billion, eighty-five million, twenty-eight thousand, seven hundred twenty-five".