51580996 has 48 divisors (see below), whose sum is σ = 98058240. Its totient is φ = 23680800.

The previous prime is 51580981. The next prime is 51581017. The reversal of 51580996 is 69908515.

It is a happy number.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 341521 + ... + 341671.

It is an arithmetic number, because the mean of its divisors is an integer number (2042880).

Almost surely, 2^51580996 is an apocalyptic number.

It is an amenable number.

51580996 is a deficient number, since it is larger than the sum of its proper divisors (46477244).

51580996 is a wasteful number, since it uses less digits than its factorization.

51580996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304 (or 302 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 43.

The square root of 51580996 is about 7181.9910888277. The cubic root of 51580996 is about 372.2458870757.

The spelling of 51580996 in words is "fifty-one million, five hundred eighty thousand, nine hundred ninety-six".