77045536 has 24 divisors (see below), whose sum is σ = 152624304. Its totient is φ = 38283840.

The previous prime is 77045533. The next prime is 77045537. The reversal of 77045536 is 63554077.

It is a junction number, because it is equal to n+sod(n) for n = 77045495 and 77045504.

It is not an unprimeable number, because it can be changed into a prime (77045533) 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 3 ways as a sum of consecutive naturals, for example, 2170 + ... + 12601.

It is an arithmetic number, because the mean of its divisors is an integer number (6359346).

Almost surely, 2^77045536 is an apocalyptic number.

It is an amenable number.

77045536 is a deficient number, since it is larger than the sum of its proper divisors (75578768).

77045536 is a wasteful number, since it uses less digits than its factorization.

77045536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14944 (or 14936 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 37.

The square root of 77045536 is about 8777.5586583059. The cubic root of 77045536 is about 425.5159335156.

The spelling of 77045536 in words is "seventy-seven million, forty-five thousand, five hundred thirty-six".