51414122513 has 24 divisors (see below), whose sum is σ = 58156509888. Its totient is φ = 45346796352.

The previous prime is 51414122503. The next prime is 51414122519. The reversal of 51414122513 is 31522141415.

It is a happy number.

It is not a de Polignac number, because 51414122513 - 2¹² = 51414118417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51414122519) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3868706 + ... + 3881972.

It is an arithmetic number, because the mean of its divisors is an integer number (2423187912).

Almost surely, 2^51414122513 is an apocalyptic number.

It is an amenable number.

51414122513 is a deficient number, since it is larger than the sum of its proper divisors (6742387375).

51414122513 is a wasteful number, since it uses less digits than its factorization.

51414122513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14313 (or 14300 counting only the distinct ones).

The product of its digits is 4800, while the sum is 29.

Adding to 51414122513 its reverse (31522141415), we get a palindrome (82936263928).

The spelling of 51414122513 in words is "fifty-one billion, four hundred fourteen million, one hundred twenty-two thousand, five hundred thirteen".