1056111049952 has 96 divisors (see below), whose sum is σ = 2423443276800. Its totient is φ = 443646448128.

The previous prime is 1056111049901. The next prime is 1056111049963. The reversal of 1056111049952 is 2599401116501.

It is a super-2 number, since 2×1056111049952² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12292199 + ... + 12377817.

It is an arithmetic number, because the mean of its divisors is an integer number (25244200800).

Almost surely, 2^{1056111049952} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1056111049952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1211721638400).

1056111049952 is an abundant number, since it is smaller than the sum of its proper divisors (1367332226848).

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

1056111049952 is a wasteful number, since it uses less digits than its factorization.

1056111049952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86728 (or 86720 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 44.

The spelling of 1056111049952 in words is "one trillion, fifty-six billion, one hundred eleven million, forty-nine thousand, nine hundred fifty-two".