1313425056526 has 32 divisors (see below), whose sum is σ = 2293350220800. Its totient is φ = 557841919680.

The previous prime is 1313425056499. The next prime is 1313425056527. The reversal of 1313425056526 is 6256505243131.

It is a super-2 number, since 2×1313425056526² (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 (1313425056527) 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, 21491166 + ... + 21552193.

It is an arithmetic number, because the mean of its divisors is an integer number (71667194400).

Almost surely, 2^{1313425056526} is an apocalyptic number.

1313425056526 is a deficient number, since it is larger than the sum of its proper divisors (979925164274).

1313425056526 is a wasteful number, since it uses less digits than its factorization.

1313425056526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43043464.

The product of its (nonzero) digits is 648000, while the sum is 43.

The spelling of 1313425056526 in words is "one trillion, three hundred thirteen billion, four hundred twenty-five million, fifty-six thousand, five hundred twenty-six".