77136343230 has 16 divisors (see below), whose sum is σ = 185127223824. Its totient is φ = 20569691520.

The previous prime is 77136343223. The next prime is 77136343243. The reversal of 77136343230 is 3234363177.

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, 1285605691 + ... + 1285605750.

It is an arithmetic number, because the mean of its divisors is an integer number (11570451489).

Almost surely, 2^77136343230 is an apocalyptic number.

77136343230 is an abundant number, since it is smaller than the sum of its proper divisors (107990880594).

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

77136343230 is a wasteful number, since it uses less digits than its factorization.

77136343230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2571211451.

The product of its (nonzero) digits is 190512, while the sum is 39.

The spelling of 77136343230 in words is "seventy-seven billion, one hundred thirty-six million, three hundred forty-three thousand, two hundred thirty".