53777316 has 12 divisors (see below), whose sum is σ = 125480432. Its totient is φ = 17925768.

The previous prime is 53777309. The next prime is 53777323. The reversal of 53777316 is 61377735.

It is an interprime number because it is at equal distance from previous prime (53777309) and next prime (53777323).

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2240710 + ... + 2240733.

Almost surely, 2^53777316 is an apocalyptic number.

It is an amenable number.

53777316 is an abundant number, since it is smaller than the sum of its proper divisors (71703116).

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

53777316 is a wasteful number, since it uses less digits than its factorization.

53777316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4481450 (or 4481448 counting only the distinct ones).

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

The square root of 53777316 is about 7333.3018484173. The cubic root of 53777316 is about 377.4560356970.

The spelling of 53777316 in words is "fifty-three million, seven hundred seventy-seven thousand, three hundred sixteen".