51653144135615 has 16 divisors (see below), whose sum is σ = 67626174411936. Its totient is φ = 37561749120000.

The previous prime is 51653144135561. The next prime is 51653144135627.

It is a happy number.

51653144135615 is nontrivially palindromic in base 10.

51653144135615 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 51653144135615 - 2³⁸ = 51378266228671 is a prime.

It is a super-2 number, since 2×51653144135615² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51674042 + ... + 52664151.

It is an arithmetic number, because the mean of its divisors is an integer number (4226635900746).

Almost surely, 2^{51653144135615} is an apocalyptic number.

51653144135615 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

51653144135615 is a deficient number, since it is larger than the sum of its proper divisors (15973030276321).

51653144135615 is a wasteful number, since it uses less digits than its factorization.

51653144135615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104347210.

The product of its digits is 3240000, while the sum is 50.

The spelling of 51653144135615 in words is "fifty-one trillion, six hundred fifty-three billion, one hundred forty-four million, one hundred thirty-five thousand, six hundred fifteen".