51167516 has 12 divisors (see below), whose sum is σ = 90413232. Its totient is φ = 25335168.

The previous prime is 51167497. The next prime is 51167521. The reversal of 51167516 is 61576115.

It is a super-2 number, since 2×51167516² = 5236229387220512, which contains 22 as substring.

It is a congruent number.

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, 61685 + ... + 62508.

It is an arithmetic number, because the mean of its divisors is an integer number (7534436).

Almost surely, 2^51167516 is an apocalyptic number.

It is an amenable number.

51167516 is a deficient number, since it is larger than the sum of its proper divisors (39245716).

51167516 is a wasteful number, since it uses less digits than its factorization.

51167516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124300 (or 124298 counting only the distinct ones).

The product of its digits is 6300, while the sum is 32.

The square root of 51167516 is about 7153.1472793449. The cubic root of 51167516 is about 371.2485601942.

The spelling of 51167516 in words is "fifty-one million, one hundred sixty-seven thousand, five hundred sixteen".