40122657625654 has 16 divisors (see below), whose sum is σ = 62260986287520. Its totient is φ = 19369033084800.

The previous prime is 40122657625627. The next prime is 40122657625697. The reversal of 40122657625654 is 45652675622104.

It is a junction number, because it is equal to n+sod(n) for n = 40122657625595 and 40122657625604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7229322 + ... + 11511229.

It is an arithmetic number, because the mean of its divisors is an integer number (3891311642970).

Almost surely, 2^{40122657625654} is an apocalyptic number.

40122657625654 is a deficient number, since it is larger than the sum of its proper divisors (22138328661866).

40122657625654 is a wasteful number, since it uses less digits than its factorization.

40122657625654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18777495.

The product of its (nonzero) digits is 24192000, while the sum is 55.

The spelling of 40122657625654 in words is "forty trillion, one hundred twenty-two billion, six hundred fifty-seven million, six hundred twenty-five thousand, six hundred fifty-four".