77375136 has 24 divisors (see below), whose sum is σ = 203109984. Its totient is φ = 25791680.

The previous prime is 77375117. The next prime is 77375149. The reversal of 77375136 is 63157377.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 77375094 and 77375103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 402900 + ... + 403091.

It is an arithmetic number, because the mean of its divisors is an integer number (8462916).

Almost surely, 2^77375136 is an apocalyptic number.

It is an amenable number.

77375136 is an abundant number, since it is smaller than the sum of its proper divisors (125734848).

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

77375136 is a wasteful number, since it uses less digits than its factorization.

77375136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 806004 (or 805996 counting only the distinct ones).

The product of its digits is 92610, while the sum is 39.

The square root of 77375136 is about 8796.3137733939. The cubic root of 77375136 is about 426.1218545368.

The spelling of 77375136 in words is "seventy-seven million, three hundred seventy-five thousand, one hundred thirty-six".