77308463424 has 112 divisors (see below), whose sum is σ = 227976379200. Its totient is φ = 22977110016.

The previous prime is 77308463377. The next prime is 77308463461. The reversal of 77308463424 is 42436480377.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 561279 + ... + 685310.

Almost surely, 2^77308463424 is an apocalyptic number.

It is an amenable number.

77308463424 is an abundant number, since it is smaller than the sum of its proper divisors (150667915776).

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

77308463424 is a wasteful number, since it uses less digits than its factorization.

77308463424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1246640 (or 1246630 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 48.

The spelling of 77308463424 in words is "seventy-seven billion, three hundred eight million, four hundred sixty-three thousand, four hundred twenty-four".