40263357442525 has 24 divisors (see below), whose sum is σ = 57436803146624. Its totient is φ = 27426317256000.

The previous prime is 40263357442519. The next prime is 40263357442571. The reversal of 40263357442525 is 52524475336204.

It is not a de Polignac number, because 40263357442525 - 2²⁵ = 40263323888093 is a prime.

It is a super-2 number, since 2×40263357442525² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 761815722 + ... + 761868571.

Almost surely, 2^{40263357442525} is an apocalyptic number.

It is an amenable number.

40263357442525 is a deficient number, since it is larger than the sum of its proper divisors (17173445704099).

40263357442525 is a wasteful number, since it uses less digits than its factorization.

40263357442525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1523684461 (or 1523684456 counting only the distinct ones).

The product of its (nonzero) digits is 24192000, while the sum is 52.

The spelling of 40263357442525 in words is "forty trillion, two hundred sixty-three billion, three hundred fifty-seven million, four hundred forty-two thousand, five hundred twenty-five".