912387734220 has 48 divisors (see below), whose sum is σ = 2568957672960. Its totient is φ = 241944156096.

The previous prime is 912387734207. The next prime is 912387734233. The reversal of 912387734220 is 22437783219.

It is an interprime number because it is at equal distance from previous prime (912387734207) and next prime (912387734233).

It is a self number, because there is not a number n which added to its sum of digits gives 912387734220.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 42465412 + ... + 42486891.

It is an arithmetic number, because the mean of its divisors is an integer number (53519951520).

Almost surely, 2^912387734220 is an apocalyptic number.

It is an amenable number.

912387734220 is an abundant number, since it is smaller than the sum of its proper divisors (1656569938740).

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

912387734220 is a wasteful number, since it uses less digits than its factorization.

912387734220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84952494 (or 84952492 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 48.

The spelling of 912387734220 in words is "nine hundred twelve billion, three hundred eighty-seven million, seven hundred thirty-four thousand, two hundred twenty".