40129608004 has 12 divisors (see below), whose sum is σ = 72492195328. Its totient is φ = 19417552200.

The previous prime is 40129607993. The next prime is 40129608017. The reversal of 40129608004 is 40080692104.

40129608004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40129608004² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161812812 + ... + 161813059.

Almost surely, 2^40129608004 is an apocalyptic number.

It is an amenable number.

40129608004 is a deficient number, since it is larger than the sum of its proper divisors (32362587324).

40129608004 is a wasteful number, since it uses less digits than its factorization.

40129608004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323625906 (or 323625904 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The spelling of 40129608004 in words is "forty billion, one hundred twenty-nine million, six hundred eight thousand, four".