40672624257 has 16 divisors (see below), whose sum is σ = 60639540480. Its totient is φ = 26942372496.

The previous prime is 40672624243. The next prime is 40672624259. The reversal of 40672624257 is 75242627604.

It is a happy number.

40672624257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40672624257 - 2¹⁴ = 40672607873 is a prime.

It is a super-2 number, since 2×40672624257² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40672624259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4793193 + ... + 4801670.

It is an arithmetic number, because the mean of its divisors is an integer number (3789971280).

Almost surely, 2^40672624257 is an apocalyptic number.

It is an amenable number.

40672624257 is a deficient number, since it is larger than the sum of its proper divisors (19966916223).

40672624257 is a wasteful number, since it uses less digits than its factorization.

40672624257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9595029 (or 9595023 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 45.

The spelling of 40672624257 in words is "forty billion, six hundred seventy-two million, six hundred twenty-four thousand, two hundred fifty-seven".