77416536 has 32 divisors (see below), whose sum is σ = 193869360. Its totient is φ = 25761792.

The previous prime is 77416519. The next prime is 77416541. The reversal of 77416536 is 63561477.

It is a junction number, because it is equal to n+sod(n) for n = 77416494 and 77416503.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 13756 + ... + 18548.

Almost surely, 2^77416536 is an apocalyptic number.

It is an amenable number.

77416536 is an abundant number, since it is smaller than the sum of its proper divisors (116452824).

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

77416536 is a wasteful number, since it uses less digits than its factorization.

77416536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5475 (or 5471 counting only the distinct ones).

The product of its digits is 105840, while the sum is 39.

The square root of 77416536 is about 8798.6667171794. Note that the first 3 decimals coincide. The cubic root of 77416536 is about 426.1978406147.

The spelling of 77416536 in words is "seventy-seven million, four hundred sixteen thousand, five hundred thirty-six".