51614462216451 has 4 divisors (see below), whose sum is σ = 68819282955272. Its totient is φ = 34409641477632.

The previous prime is 51614462216419. The next prime is 51614462216483. The reversal of 51614462216451 is 15461226441615.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (51614462216419) and next prime (51614462216483).

It is not a de Polignac number, because 51614462216451 - 2⁵ = 51614462216419 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 51614462216451.

It is not an unprimeable number, because it can be changed into a prime (51614462226451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8602410369406 + ... + 8602410369411.

It is an arithmetic number, because the mean of its divisors is an integer number (17204820738818).

Almost surely, 2^{51614462216451} is an apocalyptic number.

51614462216451 is a deficient number, since it is larger than the sum of its proper divisors (17204820738821).

51614462216451 is a wasteful number, since it uses less digits than its factorization.

51614462216451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17204820738820.

The product of its digits is 1382400, while the sum is 48.

The spelling of 51614462216451 in words is "fifty-one trillion, six hundred fourteen billion, four hundred sixty-two million, two hundred sixteen thousand, four hundred fifty-one".