40899628629 has 24 divisors (see below), whose sum is σ = 63634401792. Its totient is φ = 25239598560.

The previous prime is 40899628613. The next prime is 40899628633. The reversal of 40899628629 is 92682699804.

40899628629 is a `hidden beast` number, since 408 + 99 + 62 + 86 + 2 + 9 = 666.

It is not a de Polignac number, because 40899628629 - 2⁴ = 40899628613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40899628129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3180402 + ... + 3193235.

It is an arithmetic number, because the mean of its divisors is an integer number (2651433408).

Almost surely, 2^40899628629 is an apocalyptic number.

It is an amenable number.

40899628629 is a deficient number, since it is larger than the sum of its proper divisors (22734773163).

40899628629 is a wasteful number, since it uses less digits than its factorization.

40899628629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6373697 (or 6373694 counting only the distinct ones).

The product of its (nonzero) digits is 26873856, while the sum is 63.

The spelling of 40899628629 in words is "forty billion, eight hundred ninety-nine million, six hundred twenty-eight thousand, six hundred twenty-nine".