40294631016 has 48 divisors (see below), whose sum is σ = 109213790400. Its totient is φ = 13421390112.

The previous prime is 40294631009. The next prime is 40294631029. The reversal of 40294631016 is 61013649204.

40294631016 is a `hidden beast` number, since 4 + 0 + 2 + 9 + 4 + 631 + 0 + 16 = 666.

40294631016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 115326 + ... + 306413.

It is an arithmetic number, because the mean of its divisors is an integer number (2275287300).

Almost surely, 2^40294631016 is an apocalyptic number.

It is an amenable number.

40294631016 is an abundant number, since it is smaller than the sum of its proper divisors (68919159384).

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

40294631016 is a wasteful number, since it uses less digits than its factorization.

40294631016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423078 (or 423071 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The spelling of 40294631016 in words is "forty billion, two hundred ninety-four million, six hundred thirty-one thousand, sixteen".