77342430336 has 64 divisors (see below), whose sum is σ = 205471231680. Its totient is φ = 25776995328.

The previous prime is 77342430311. The next prime is 77342430343. The reversal of 77342430336 is 63303424377.

It is a tau number, because it is divible by the number of its divisors (64).

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, 3967365 + ... + 3986811.

It is an arithmetic number, because the mean of its divisors is an integer number (3210487995).

Almost surely, 2^77342430336 is an apocalyptic number.

It is an amenable number.

77342430336 is an abundant number, since it is smaller than the sum of its proper divisors (128128801344).

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

77342430336 is a wasteful number, since it uses less digits than its factorization.

77342430336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29821 (or 29809 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 42.

The spelling of 77342430336 in words is "seventy-seven billion, three hundred forty-two million, four hundred thirty thousand, three hundred thirty-six".