765211002125 has 16 divisors (see below), whose sum is σ = 985789249536. Its totient is φ = 592421418000.

The previous prime is 765211002121. The next prime is 765211002131. The reversal of 765211002125 is 521200112567.

It is not a de Polignac number, because 765211002125 - 2² = 765211002121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 765211002091 and 765211002100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (765211002121) 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, 98733029 + ... + 98740778.

It is an arithmetic number, because the mean of its divisors is an integer number (61611828096).

Almost surely, 2^765211002125 is an apocalyptic number.

It is an amenable number.

765211002125 is a deficient number, since it is larger than the sum of its proper divisors (220578247411).

765211002125 is a wasteful number, since it uses less digits than its factorization.

765211002125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197473853 (or 197473843 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 32.

The spelling of 765211002125 in words is "seven hundred sixty-five billion, two hundred eleven million, two thousand, one hundred twenty-five".