51599496 has 32 divisors (see below), whose sum is σ = 138922560. Its totient is φ = 15876672.

The previous prime is 51599491. The next prime is 51599501. The reversal of 51599496 is 69499515.

It is an interprime number because it is at equal distance from previous prime (51599491) and next prime (51599501).

It is not an unprimeable number, because it can be changed into a prime (51599491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82380 + ... + 83003.

It is an arithmetic number, because the mean of its divisors is an integer number (4341330).

Almost surely, 2^51599496 is an apocalyptic number.

It is an amenable number.

51599496 is an abundant number, since it is smaller than the sum of its proper divisors (87323064).

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

51599496 is a wasteful number, since it uses less digits than its factorization.

51599496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165405 (or 165401 counting only the distinct ones).

The product of its digits is 437400, while the sum is 48.

The square root of 51599496 is about 7183.2789170406. The cubic root of 51599496 is about 372.2903848966.

The spelling of 51599496 in words is "fifty-one million, five hundred ninety-nine thousand, four hundred ninety-six".