51013876 has 6 divisors (see below), whose sum is σ = 89274290. Its totient is φ = 25506936.

The previous prime is 51013843. The next prime is 51013877. The reversal of 51013876 is 67831015.

It can be written as a sum of positive squares in only one way, i.e., 35093776 + 15920100 = 5924^2 + 3990^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51013877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6376731 + ... + 6376738.

Almost surely, 2^51013876 is an apocalyptic number.

It is an amenable number.

51013876 is a deficient number, since it is larger than the sum of its proper divisors (38260414).

51013876 is a wasteful number, since it uses less digits than its factorization.

51013876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12753473 (or 12753471 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 51013876 is about 7142.3998767921. The cubic root of 51013876 is about 370.8766066686.

The spelling of 51013876 in words is "fifty-one million, thirteen thousand, eight hundred seventy-six".