40542062625 has 64 divisors (see below), whose sum is σ = 78216952320. Its totient is φ = 20682288000.

The previous prime is 40542062593. The next prime is 40542062629. The reversal of 40542062625 is 52626024504.

40542062625 is a `hidden beast` number, since 4 + 0 + 5 + 4 + 2 + 0 + 626 + 25 = 666.

It is not a de Polignac number, because 40542062625 - 2⁵ = 40542062593 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40542062625.

It is not an unprimeable number, because it can be changed into a prime (40542062629) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 183516 + ... + 338765.

It is an arithmetic number, because the mean of its divisors is an integer number (1222139880).

Almost surely, 2^40542062625 is an apocalyptic number.

40542062625 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40542062625 is a deficient number, since it is larger than the sum of its proper divisors (37674889695).

40542062625 is a wasteful number, since it uses less digits than its factorization.

40542062625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522328 (or 522312 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 40542062625 in words is "forty billion, five hundred forty-two million, sixty-two thousand, six hundred twenty-five".