770283756138 has 32 divisors (see below), whose sum is σ = 1661078978496. Its totient is φ = 236723776128.

The previous prime is 770283756119. The next prime is 770283756199. The reversal of 770283756138 is 831657382077.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5906131 + ... + 6035142.

It is an arithmetic number, because the mean of its divisors is an integer number (51908718078).

Almost surely, 2^770283756138 is an apocalyptic number.

770283756138 is a gapful number since it is divisible by the number (78) formed by its first and last digit.

770283756138 is an abundant number, since it is smaller than the sum of its proper divisors (890795222358).

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

770283756138 is a wasteful number, since it uses less digits than its factorization.

770283756138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11942118.

The product of its (nonzero) digits is 11854080, while the sum is 57.

The spelling of 770283756138 in words is "seven hundred seventy billion, two hundred eighty-three million, seven hundred fifty-six thousand, one hundred thirty-eight".