51360750404140 has 24 divisors (see below), whose sum is σ = 107975970591552. Its totient is φ = 20521748782080.

The previous prime is 51360750404113. The next prime is 51360750404141. The reversal of 51360750404140 is 4140405706315.

It is a junction number, because it is equal to n+sod(n) for n = 51360750404093 and 51360750404102.

It is not an unprimeable number, because it can be changed into a prime (51360750404141) 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, 1409442549 + ... + 1409478988.

It is an arithmetic number, because the mean of its divisors is an integer number (4498998774648).

Almost surely, 2^{51360750404140} is an apocalyptic number.

It is an amenable number.

51360750404140 is an abundant number, since it is smaller than the sum of its proper divisors (56615220187412).

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

51360750404140 is a wasteful number, since it uses less digits than its factorization.

51360750404140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2818922457 (or 2818922455 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 40.

The spelling of 51360750404140 in words is "fifty-one trillion, three hundred sixty billion, seven hundred fifty million, four hundred four thousand, one hundred forty".