51169552 has 20 divisors (see below), whose sum is σ = 113304256. Its totient is φ = 21929760.

The previous prime is 51169523. The next prime is 51169567. The reversal of 51169552 is 25596115.

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, 228324 + ... + 228547.

Almost surely, 2^51169552 is an apocalyptic number.

It is an amenable number.

51169552 is an abundant number, since it is smaller than the sum of its proper divisors (62134704).

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

51169552 is a wasteful number, since it uses less digits than its factorization.

51169552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456886 (or 456880 counting only the distinct ones).

The product of its digits is 13500, while the sum is 34.

The square root of 51169552 is about 7153.2895929076. The cubic root of 51169552 is about 371.2534842301.

The spelling of 51169552 in words is "fifty-one million, one hundred sixty-nine thousand, five hundred fifty-two".