7780052316 has 24 divisors (see below), whose sum is σ = 18539700480. Its totient is φ = 2538172912.

The previous prime is 7780052297. The next prime is 7780052323. The reversal of 7780052316 is 6132500877.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6896646 + ... + 6897773.

It is an arithmetic number, because the mean of its divisors is an integer number (772487520).

Almost surely, 2^7780052316 is an apocalyptic number.

It is an amenable number.

7780052316 is an abundant number, since it is smaller than the sum of its proper divisors (10759648164).

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

7780052316 is a wasteful number, since it uses less digits than its factorization.

7780052316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13794473 (or 13794471 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 39.

The square root of 7780052316 is about 88204.6048457789. The cubic root of 7780052316 is about 1981.5004370161.

The spelling of 7780052316 in words is "seven billion, seven hundred eighty million, fifty-two thousand, three hundred sixteen".