1052566157504 has 56 divisors (see below), whose sum is σ = 2220385551600. Its totient is φ = 493647436800.

The previous prime is 1052566157501. The next prime is 1052566157521. The reversal of 1052566157504 is 4057516652501.

It is a super-2 number, since 2×1052566157504² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1052566157501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4162319 + ... + 4407950.

Almost surely, 2^{1052566157504} is an apocalyptic number.

It is an amenable number.

1052566157504 is an abundant number, since it is smaller than the sum of its proper divisors (1167819394096).

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

1052566157504 is a wasteful number, since it uses less digits than its factorization.

1052566157504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8570401 (or 8570391 counting only the distinct ones).

The product of its (nonzero) digits is 1260000, while the sum is 47.

The spelling of 1052566157504 in words is "one trillion, fifty-two billion, five hundred sixty-six million, one hundred fifty-seven thousand, five hundred four".