51414231250140 has 192 divisors, whose sum is σ = 165876962711040. Its totient is φ = 11767751746560.

The previous prime is 51414231250139. The next prime is 51414231250181. The reversal of 51414231250140 is 4105213241415.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3322399 + ... + 10670838.

It is an arithmetic number, because the mean of its divisors is an integer number (863942514120).

Almost surely, 2^{51414231250140} is an apocalyptic number.

It is an amenable number.

51414231250140 is an abundant number, since it is smaller than the sum of its proper divisors (114462731460900).

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

51414231250140 is a wasteful number, since it uses less digits than its factorization.

51414231250140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13993572 (or 13993570 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 33.

Adding to 51414231250140 its reverse (4105213241415), we get a palindrome (55519444491555).

The spelling of 51414231250140 in words is "fifty-one trillion, four hundred fourteen billion, two hundred thirty-one million, two hundred fifty thousand, one hundred forty".