78574463338 has 8 divisors (see below), whose sum is σ = 134699080032. Its totient is φ = 33674769996.

The previous prime is 78574463327. The next prime is 78574463347. The reversal of 78574463338 is 83336447587.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×78574463338² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2806230820 + ... + 2806230847.

It is an arithmetic number, because the mean of its divisors is an integer number (16837385004).

Almost surely, 2^78574463338 is an apocalyptic number.

78574463338 is a deficient number, since it is larger than the sum of its proper divisors (56124616694).

78574463338 is a wasteful number, since it uses less digits than its factorization.

78574463338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5612461676.

The product of its digits is 40642560, while the sum is 58.

The spelling of 78574463338 in words is "seventy-eight billion, five hundred seventy-four million, four hundred sixty-three thousand, three hundred thirty-eight".