53810516 has 6 divisors (see below), whose sum is σ = 94168410. Its totient is φ = 26905256.

The previous prime is 53810509. The next prime is 53810521. The reversal of 53810516 is 61501835.

It can be written as a sum of positive squares in only one way, i.e., 27081616 + 26728900 = 5204^2 + 5170^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6726311 + ... + 6726318.

It is an arithmetic number, because the mean of its divisors is an integer number (15694735).

Almost surely, 2^53810516 is an apocalyptic number.

It is an amenable number.

53810516 is a deficient number, since it is larger than the sum of its proper divisors (40357894).

53810516 is a wasteful number, since it uses less digits than its factorization.

53810516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13452633 (or 13452631 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 53810516 is about 7335.5651452359. The cubic root of 53810516 is about 377.5336952219.

The spelling of 53810516 in words is "fifty-three million, eight hundred ten thousand, five hundred sixteen".