51613110456413 has 16 divisors (see below), whose sum is σ = 56965796160000. Its totient is φ = 46372348050480.

The previous prime is 51613110456403. The next prime is 51613110456431. The reversal of 51613110456413 is 31465401131615.

It is a cyclic number.

It is not a de Polignac number, because 51613110456413 - 2¹² = 51613110452317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51613110456403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45080303 + ... + 46211036.

It is an arithmetic number, because the mean of its divisors is an integer number (3560362260000).

Almost surely, 2^{51613110456413} is an apocalyptic number.

It is an amenable number.

51613110456413 is a deficient number, since it is larger than the sum of its proper divisors (5352685703587).

51613110456413 is a wasteful number, since it uses less digits than its factorization.

51613110456413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91291952.

The product of its (nonzero) digits is 129600, while the sum is 41.

The spelling of 51613110456413 in words is "fifty-one trillion, six hundred thirteen billion, one hundred ten million, four hundred fifty-six thousand, four hundred thirteen".