909740785325 has 12 divisors (see below), whose sum is σ = 1128558475968. Its totient is φ = 727483014000.

The previous prime is 909740785321. The next prime is 909740785391. The reversal of 909740785325 is 523587047909.

It is not a de Polignac number, because 909740785325 - 2² = 909740785321 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (909740785321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7680407 + ... + 7797956.

It is an arithmetic number, because the mean of its divisors is an integer number (94046539664).

Almost surely, 2^909740785325 is an apocalyptic number.

It is an amenable number.

909740785325 is a deficient number, since it is larger than the sum of its proper divisors (218817690643).

909740785325 is a wasteful number, since it uses less digits than its factorization.

909740785325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15480724 (or 15480719 counting only the distinct ones).

The product of its (nonzero) digits is 19051200, while the sum is 59.

The spelling of 909740785325 in words is "nine hundred nine billion, seven hundred forty million, seven hundred eighty-five thousand, three hundred twenty-five".