1552572979992 has 96 divisors (see below), whose sum is σ = 4426472856000. Its totient is φ = 490255416000.

The previous prime is 1552572979987. The next prime is 1552572980029. The reversal of 1552572979992 is 2999792752551.

1552572979992 is a `hidden beast` number, since 1 + 5 + 525 + 7 + 2 + 9 + 7 + 9 + 9 + 92 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a self number, because there is not a number n which added to its sum of digits gives 1552572979992.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32834367 + ... + 32881617.

It is an arithmetic number, because the mean of its divisors is an integer number (46109092250).

Almost surely, 2^{1552572979992} is an apocalyptic number.

1552572979992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1552572979992 is an abundant number, since it is smaller than the sum of its proper divisors (2873899876008).

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

1552572979992 is a wasteful number, since it uses less digits than its factorization.

1552572979992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71301 (or 71294 counting only the distinct ones).

The product of its digits is 321489000, while the sum is 72.

The spelling of 1552572979992 in words is "one trillion, five hundred fifty-two billion, five hundred seventy-two million, nine hundred seventy-nine thousand, nine hundred ninety-two".