51966576 has 40 divisors (see below), whose sum is σ = 149164560. Its totient is φ = 17322048.

The previous prime is 51966547. The next prime is 51966587. The reversal of 51966576 is 67566915.

51966576 is a `hidden beast` number, since 5 + 19 + 66 + 576 = 666.

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, 59715 + ... + 60578.

It is an arithmetic number, because the mean of its divisors is an integer number (3729114).

Almost surely, 2^51966576 is an apocalyptic number.

It is an amenable number.

51966576 is an abundant number, since it is smaller than the sum of its proper divisors (97197984).

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

51966576 is a wasteful number, since it uses less digits than its factorization.

51966576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120310 (or 120298 counting only the distinct ones).

The product of its digits is 340200, while the sum is 45.

The square root of 51966576 is about 7208.7846409780. The cubic root of 51966576 is about 373.1711270970.

The spelling of 51966576 in words is "fifty-one million, nine hundred sixty-six thousand, five hundred seventy-six".