51374476044 has 48 divisors (see below), whose sum is σ = 133289919840. Its totient is φ = 17112375360.

The previous prime is 51374476037. The next prime is 51374476091. The reversal of 51374476044 is 44067447315.

51374476044 is a `hidden beast` number, since 5 + 1 + 37 + 4 + 4 + 7 + 604 + 4 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23079 + ... + 321374.

It is an arithmetic number, because the mean of its divisors is an integer number (2776873330).

Almost surely, 2^51374476044 is an apocalyptic number.

51374476044 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

51374476044 is an abundant number, since it is smaller than the sum of its proper divisors (81915443796).

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

51374476044 is a wasteful number, since it uses less digits than its factorization.

51374476044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345847 (or 345839 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 45.

The spelling of 51374476044 in words is "fifty-one billion, three hundred seventy-four million, four hundred seventy-six thousand, forty-four".