40040486625 has 16 divisors (see below), whose sum is σ = 66627370368. Its totient is φ = 21354926000.

The previous prime is 40040486617. The next prime is 40040486671. The reversal of 40040486625 is 52668404004.

It is not a de Polignac number, because 40040486625 - 2³ = 40040486617 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53386941 + ... + 53387690.

It is an arithmetic number, because the mean of its divisors is an integer number (4164210648).

Almost surely, 2^40040486625 is an apocalyptic number.

It is an amenable number.

40040486625 is a deficient number, since it is larger than the sum of its proper divisors (26586883743).

40040486625 is a wasteful number, since it uses less digits than its factorization.

40040486625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106774649 (or 106774639 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 39.

The spelling of 40040486625 in words is "forty billion, forty million, four hundred eighty-six thousand, six hundred twenty-five".