51445676 has 6 divisors (see below), whose sum is σ = 90029940. Its totient is φ = 25722836.

The previous prime is 51445661. The next prime is 51445703. The reversal of 51445676 is 67654415.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6430706 + ... + 6430713.

It is an arithmetic number, because the mean of its divisors is an integer number (15004990).

Almost surely, 2^51445676 is an apocalyptic number.

It is an amenable number.

51445676 is a deficient number, since it is larger than the sum of its proper divisors (38584264).

51445676 is a wasteful number, since it uses less digits than its factorization.

51445676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12861423 (or 12861421 counting only the distinct ones).

The product of its digits is 100800, while the sum is 38.

The square root of 51445676 is about 7172.5641161303. The cubic root of 51445676 is about 371.9200795668.

The spelling of 51445676 in words is "fifty-one million, four hundred forty-five thousand, six hundred seventy-six".