1922932947072 has 64 divisors (see below), whose sum is σ = 5111730122400. Its totient is φ = 640483282944.

The previous prime is 1922932947029. The next prime is 1922932947119. The reversal of 1922932947072 is 2707492392291.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×1922932947072² (a number of 25 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 1432422 + ... + 2428517.

Almost surely, 2^{1922932947072} is an apocalyptic number.

1922932947072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1922932947072 is an abundant number, since it is smaller than the sum of its proper divisors (3188797175328).

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

1922932947072 is a wasteful number, since it uses less digits than its factorization.

1922932947072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3862253 (or 3862241 counting only the distinct ones).

The product of its (nonzero) digits is 6858432, while the sum is 57.

The spelling of 1922932947072 in words is "one trillion, nine hundred twenty-two billion, nine hundred thirty-two million, nine hundred forty-seven thousand, seventy-two".