40613432553 has 12 divisors (see below), whose sum is σ = 58941877488. Its totient is φ = 26947299960.

The previous prime is 40613432551. The next prime is 40613432621. The reversal of 40613432553 is 35523431604.

40613432553 is a `hidden beast` number, since 4 + 0 + 61 + 3 + 43 + 2 + 553 = 666.

It is not a de Polignac number, because 40613432553 - 2¹ = 40613432551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40613432551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10691475 + ... + 10695272.

It is an arithmetic number, because the mean of its divisors is an integer number (4911823124).

Almost surely, 2^40613432553 is an apocalyptic number.

It is an amenable number.

40613432553 is a deficient number, since it is larger than the sum of its proper divisors (18328444935).

40613432553 is a wasteful number, since it uses less digits than its factorization.

40613432553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21386964 (or 21386961 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The spelling of 40613432553 in words is "forty billion, six hundred thirteen million, four hundred thirty-two thousand, five hundred fifty-three".