77457470334 has 16 divisors (see below), whose sum is σ = 156512003088. Its totient is φ = 25552979712.

The previous prime is 77457470327. The next prime is 77457470351. The reversal of 77457470334 is 43307475477.

It is a congruent number.

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, 66543637 + ... + 66544800.

It is an arithmetic number, because the mean of its divisors is an integer number (9782000193).

Almost surely, 2^77457470334 is an apocalyptic number.

77457470334 is an abundant number, since it is smaller than the sum of its proper divisors (79054532754).

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

77457470334 is a wasteful number, since it uses less digits than its factorization.

77457470334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133088539.

The product of its (nonzero) digits is 6914880, while the sum is 51.

The spelling of 77457470334 in words is "seventy-seven billion, four hundred fifty-seven million, four hundred seventy thousand, three hundred thirty-four".