51025924448161 has 8 divisors (see below), whose sum is σ = 54971568788864. Its totient is φ = 47083219140240.

The previous prime is 51025924448137. The next prime is 51025924448173. The reversal of 51025924448161 is 16184442952015.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 51025924448161 - 2⁷ = 51025924448033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51025924448099 and 51025924448108.

It is not an unprimeable number, because it can be changed into a prime (51025924448131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 734722131 + ... + 734791576.

It is an arithmetic number, because the mean of its divisors is an integer number (6871446098608).

Almost surely, 2^{51025924448161} is an apocalyptic number.

It is an amenable number.

51025924448161 is a deficient number, since it is larger than the sum of its proper divisors (3945644340703).

51025924448161 is a wasteful number, since it uses less digits than its factorization.

51025924448161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1469516391.

The product of its (nonzero) digits is 2764800, while the sum is 52.

The spelling of 51025924448161 in words is "fifty-one trillion, twenty-five billion, nine hundred twenty-four million, four hundred forty-eight thousand, one hundred sixty-one".