36431404040 has 32 divisors (see below), whose sum is σ = 82461516480. Its totient is φ = 14485298112.

The previous prime is 36431404013. The next prime is 36431404103. The reversal of 36431404040 is 4040413463.

It is a junction number, because it is equal to n+sod(n) for n = 36431403994 and 36431404012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2720222 + ... + 2733581.

It is an arithmetic number, because the mean of its divisors is an integer number (2576922390).

Almost surely, 2^36431404040 is an apocalyptic number.

It is an amenable number.

36431404040 is an abundant number, since it is smaller than the sum of its proper divisors (46030112440).

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

36431404040 is a wasteful number, since it uses less digits than its factorization.

36431404040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5453981 (or 5453977 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

The spelling of 36431404040 in words is "thirty-six billion, four hundred thirty-one million, four hundred four thousand, forty".