912229757720 has 16 divisors (see below), whose sum is σ = 2052516954960. Its totient is φ = 364891903072.

The previous prime is 912229757617. The next prime is 912229757731. The reversal of 912229757720 is 27757922219.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11402871932 + ... + 11402872011.

It is an arithmetic number, because the mean of its divisors is an integer number (128282309685).

Almost surely, 2^912229757720 is an apocalyptic number.

It is an amenable number.

912229757720 is an abundant number, since it is smaller than the sum of its proper divisors (1140287197240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

912229757720 is a wasteful number, since it uses less digits than its factorization.

912229757720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22805743954 (or 22805743950 counting only the distinct ones).

The product of its (nonzero) digits is 2222640, while the sum is 53.

The spelling of 912229757720 in words is "nine hundred twelve billion, two hundred twenty-nine million, seven hundred fifty-seven thousand, seven hundred twenty".