51496716 has 24 divisors (see below), whose sum is σ = 120280384. Its totient is φ = 17148240.

The previous prime is 51496681. The next prime is 51496717. The reversal of 51496716 is 61769415.

It is not an unprimeable number, because it can be changed into a prime (51496717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16971 + ... + 19773.

Almost surely, 2^51496716 is an apocalyptic number.

It is an amenable number.

51496716 is an abundant number, since it is smaller than the sum of its proper divisors (68783668).

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

51496716 is a wasteful number, since it uses less digits than its factorization.

51496716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4341 (or 4339 counting only the distinct ones).

The product of its digits is 45360, while the sum is 39.

The square root of 51496716 is about 7176.1212364341. The cubic root of 51496716 is about 372.0430346791.

The spelling of 51496716 in words is "fifty-one million, four hundred ninety-six thousand, seven hundred sixteen".