51466925448 has 64 divisors (see below), whose sum is σ = 144922132800. Its totient is φ = 16920627840.

The previous prime is 51466925303. The next prime is 51466925473. The reversal of 51466925448 is 84452966415.

It is a happy number.

51466925448 is a `hidden beast` number, since 5 + 1 + 4 + 6 + 6 + 92 + 544 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 51466925394 and 51466925403.

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, 1616238 + ... + 1647773.

It is an arithmetic number, because the mean of its divisors is an integer number (2264408325).

Almost surely, 2^51466925448 is an apocalyptic number.

It is an amenable number.

51466925448 is an abundant number, since it is smaller than the sum of its proper divisors (93455207352).

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

51466925448 is a wasteful number, since it uses less digits than its factorization.

51466925448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3264099 (or 3264089 counting only the distinct ones).

The product of its digits is 8294400, while the sum is 54.

The spelling of 51466925448 in words is "fifty-one billion, four hundred sixty-six million, nine hundred twenty-five thousand, four hundred forty-eight".