77352434730 has 80 divisors (see below), whose sum is σ = 214701594624. Its totient is φ = 19961912160.

The previous prime is 77352434729. The next prime is 77352434737. The reversal of 77352434730 is 3743425377.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (77352434737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1515162 + ... + 1565381.

Almost surely, 2^77352434730 is an apocalyptic number.

77352434730 is an abundant number, since it is smaller than the sum of its proper divisors (137349159894).

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

77352434730 is a wasteful number, since it uses less digits than its factorization.

77352434730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3080593 (or 3080584 counting only the distinct ones).

The product of its (nonzero) digits is 1481760, while the sum is 45.

The spelling of 77352434730 in words is "seventy-seven billion, three hundred fifty-two million, four hundred thirty-four thousand, seven hundred thirty".