78904333412 has 24 divisors (see below), whose sum is σ = 138908750400. Its totient is φ = 39216497760.

The previous prime is 78904333357. The next prime is 78904333463. The reversal of 78904333412 is 21433340987.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 797843 + ... + 891269.

It is an arithmetic number, because the mean of its divisors is an integer number (5787864600).

Almost surely, 2^78904333412 is an apocalyptic number.

It is an amenable number.

78904333412 is a deficient number, since it is larger than the sum of its proper divisors (60004416988).

78904333412 is a wasteful number, since it uses less digits than its factorization.

78904333412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94691 (or 94689 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 44.

The spelling of 78904333412 in words is "seventy-eight billion, nine hundred four million, three hundred thirty-three thousand, four hundred twelve".