1055521992996 has 45 divisors (see below), whose sum is σ = 2759391332929. Its totient is φ = 351834500016.

The previous prime is 1055521992937. The next prime is 1055521993061. The reversal of 1055521992996 is 6992991255501.

The square root of 1055521992996 is 1027386.

It is a perfect power (a square), and thus also a powerful number.

1055521992996 is a `hidden beast` number, since 10 + 5 + 5 + 521 + 9 + 9 + 2 + 9 + 96 = 666.

It can be written as a sum of positive squares in only one way, i.e., 250310096100 + 805211896896 = 500310^2 + 897336^2 .

It is a super-2 number, since 2×1055521992996² (a number of 25 digits) contains 22 as substring.

It is a Duffinian 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 14 ways as a sum of consecutive naturals, for example, 18464410 + ... + 18521486.

Almost surely, 2^{1055521992996} is an apocalyptic number.

1055521992996 is the 1027386-th square number.

It is an amenable number.

1055521992996 is an abundant number, since it is smaller than the sum of its proper divisors (1703869339933).

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

1055521992996 is an frugal number, since it uses more digits than its factorization.

1055521992996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114170 (or 57082 counting only the distinct ones).

The product of its (nonzero) digits is 19683000, while the sum is 63.

The spelling of 1055521992996 in words is "one trillion, fifty-five billion, five hundred twenty-one million, nine hundred ninety-two thousand, nine hundred ninety-six".