1056351053544 has 32 divisors (see below), whose sum is σ = 2641622385120. Its totient is φ = 352017717696.

The previous prime is 1056351053543. The next prime is 1056351053551. The reversal of 1056351053544 is 4453501536501.

It is a happy number.

It is a super-2 number, since 2×1056351053544² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1056351053496 and 1056351053505.

It is not an unprimeable number, because it can be changed into a prime (1056351053543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6119359 + ... + 6289614.

It is an arithmetic number, because the mean of its divisors is an integer number (82550699535).

Almost surely, 2^{1056351053544} is an apocalyptic number.

It is an amenable number.

1056351053544 is an abundant number, since it is smaller than the sum of its proper divisors (1585271331576).

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

1056351053544 is a wasteful number, since it uses less digits than its factorization.

1056351053544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12412529 (or 12412525 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 42.

The spelling of 1056351053544 in words is "one trillion, fifty-six billion, three hundred fifty-one million, fifty-three thousand, five hundred forty-four".