40632642724455 has 12 divisors (see below), whose sum is σ = 70429914055800. Its totient is φ = 21670742786352.

The previous prime is 40632642724417. The next prime is 40632642724507. The reversal of 40632642724455 is 55442724623604.

40632642724455 is a `hidden beast` number, since 4 + 0 + 6 + 326 + 4 + 27 + 244 + 55 = 666.

It is not a de Polignac number, because 40632642724455 - 2⁹ = 40632642723943 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 451473808005 + ... + 451473808094.

It is an arithmetic number, because the mean of its divisors is an integer number (5869159504650).

Almost surely, 2^{40632642724455} is an apocalyptic number.

40632642724455 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40632642724455 is a deficient number, since it is larger than the sum of its proper divisors (29797271331345).

40632642724455 is a wasteful number, since it uses less digits than its factorization.

40632642724455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902947616110 (or 902947616107 counting only the distinct ones).

The product of its (nonzero) digits is 38707200, while the sum is 54.

The spelling of 40632642724455 in words is "forty trillion, six hundred thirty-two billion, six hundred forty-two million, seven hundred twenty-four thousand, four hundred fifty-five".