76530735612 has 36 divisors (see below), whose sum is σ = 193652835376. Its totient is φ = 25483852800.

The previous prime is 76530735571. The next prime is 76530735613. The reversal of 76530735612 is 21653703567.

76530735612 is a `hidden beast` number, since 76 + 530 + 7 + 35 + 6 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76530735613) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1064389 + ... + 1134012.

Almost surely, 2^76530735612 is an apocalyptic number.

It is an amenable number.

76530735612 is an abundant number, since it is smaller than the sum of its proper divisors (117122099764).

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

76530735612 is a wasteful number, since it uses less digits than its factorization.

76530735612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2199378 (or 2199373 counting only the distinct ones).

The product of its (nonzero) digits is 793800, while the sum is 45.

The spelling of 76530735612 in words is "seventy-six billion, five hundred thirty million, seven hundred thirty-five thousand, six hundred twelve".