40656672355 has 16 divisors (see below), whose sum is σ = 53822420064. Its totient is φ = 29291109120.

The previous prime is 40656672323. The next prime is 40656672383. The reversal of 40656672355 is 55327665604.

It is not a de Polignac number, because 40656672355 - 2⁵ = 40656672323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40656672299 and 40656672308.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7625229 + ... + 7630558.

It is an arithmetic number, because the mean of its divisors is an integer number (3363901254).

Almost surely, 2^40656672355 is an apocalyptic number.

40656672355 is a deficient number, since it is larger than the sum of its proper divisors (13165747709).

40656672355 is a wasteful number, since it uses less digits than its factorization.

40656672355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15255846.

The product of its (nonzero) digits is 4536000, while the sum is 49.

The spelling of 40656672355 in words is "forty billion, six hundred fifty-six million, six hundred seventy-two thousand, three hundred fifty-five".