40012541418 has 32 divisors (see below), whose sum is σ = 80642374272. Its totient is φ = 13234824000.

The previous prime is 40012541407. The next prime is 40012541507. The reversal of 40012541418 is 81414521004.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 829080 + ... + 876012.

It is an arithmetic number, because the mean of its divisors is an integer number (2520074196).

Almost surely, 2^40012541418 is an apocalyptic number.

40012541418 is an abundant number, since it is smaller than the sum of its proper divisors (40629832854).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40012541418 is a wasteful number, since it uses less digits than its factorization.

40012541418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48030.

The product of its (nonzero) digits is 5120, while the sum is 30.

The spelling of 40012541418 in words is "forty billion, twelve million, five hundred forty-one thousand, four hundred eighteen".