1052490387256 has 64 divisors (see below), whose sum is σ = 2460930024960. Its totient is φ = 409967376000.

The previous prime is 1052490387197. The next prime is 1052490387259. The reversal of 1052490387256 is 6527830942501.

1052490387256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1052490387256² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052490387259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2530101 + ... + 2916571.

It is an arithmetic number, because the mean of its divisors is an integer number (38452031640).

It is a 1-persistent number, because it is pandigital, but 2⋅1052490387256 = 2104980774512 is not.

Almost surely, 2^{1052490387256} is an apocalyptic number.

It is an amenable number.

1052490387256 is an abundant number, since it is smaller than the sum of its proper divisors (1408439637704).

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

1052490387256 is a wasteful number, since it uses less digits than its factorization.

1052490387256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390916 (or 390912 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 52.

The spelling of 1052490387256 in words is "one trillion, fifty-two billion, four hundred ninety million, three hundred eighty-seven thousand, two hundred fifty-six".