40864115412 has 84 divisors (see below), whose sum is σ = 110916700020. Its totient is φ = 13151642112.

The previous prime is 40864115377. The next prime is 40864115473. The reversal of 40864115412 is 21451146804.

40864115412 is a `hidden beast` number, since 4 + 0 + 8 + 641 + 1 + 5 + 4 + 1 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 16323639696 + 24540475716 = 127764^2 + 156654^2 .

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

It is a congruent number.

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 27 ways as a sum of consecutive naturals, for example, 157053 + ... + 326180.

It is an arithmetic number, because the mean of its divisors is an integer number (1320436905).

Almost surely, 2^40864115412 is an apocalyptic number.

It is an amenable number.

40864115412 is an abundant number, since it is smaller than the sum of its proper divisors (70052584608).

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

40864115412 is a wasteful number, since it uses less digits than its factorization.

40864115412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483284 (or 483267 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

The spelling of 40864115412 in words is "forty billion, eight hundred sixty-four million, one hundred fifteen thousand, four hundred twelve".