74980678276 has 27 divisors (see below), whose sum is σ = 152647042359. Its totient is φ = 32132933448.

The previous prime is 74980678169. The next prime is 74980678313. The reversal of 74980678276 is 67287608947.

The square root of 74980678276 is 273826.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×74980678276² (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 8 ways as a sum of consecutive naturals, for example, 3823785 + ... + 3843343.

Almost surely, 2^74980678276 is an apocalyptic number.

74980678276 is the 273826-th square number.

It is an amenable number.

74980678276 is an abundant number, since it is smaller than the sum of its proper divisors (77666364083).

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

74980678276 is an frugal number, since it uses more digits than its factorization.

74980678276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39136 (or 19568 counting only the distinct ones).

The product of its (nonzero) digits is 56899584, while the sum is 64.

Multiplying 74980678276 by its sum of digits (64), we get a square (4798763409664 = 2190608²).

The spelling of 74980678276 in words is "seventy-four billion, nine hundred eighty million, six hundred seventy-eight thousand, two hundred seventy-six".