51440183601425 has 96 divisors (see below), whose sum is σ = 70491093281280. Its totient is φ = 37079401881600.

The previous prime is 51440183601349. The next prime is 51440183601431. The reversal of 51440183601425 is 52410638104415.

It is not a de Polignac number, because 51440183601425 - 2¹⁶ = 51440183535889 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 224267099 + ... + 224496351.

It is an arithmetic number, because the mean of its divisors is an integer number (734282221680).

Almost surely, 2^{51440183601425} is an apocalyptic number.

It is an amenable number.

51440183601425 is a deficient number, since it is larger than the sum of its proper divisors (19050909679855).

51440183601425 is a wasteful number, since it uses less digits than its factorization.

51440183601425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229563 (or 229558 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 44.

The spelling of 51440183601425 in words is "fifty-one trillion, four hundred forty billion, one hundred eighty-three million, six hundred one thousand, four hundred twenty-five".