77013330 has 16 divisors (see below), whose sum is σ = 184832064. Its totient is φ = 20536880.

The previous prime is 77013329. The next prime is 77013341. The reversal of 77013330 is 3331077.

It is a self number, because there is not a number n which added to its sum of digits gives 77013330.

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, 1283526 + ... + 1283585.

It is an arithmetic number, because the mean of its divisors is an integer number (11552004).

Almost surely, 2^77013330 is an apocalyptic number.

77013330 is an abundant number, since it is smaller than the sum of its proper divisors (107818734).

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

77013330 is a wasteful number, since it uses less digits than its factorization.

77013330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2567121.

The product of its (nonzero) digits is 1323, while the sum is 24.

The square root of 77013330 is about 8775.7239017645. The cubic root of 77013330 is about 425.4566349206.

The spelling of 77013330 in words is "seventy-seven million, thirteen thousand, three hundred thirty".