5151465072823 has 4 divisors (see below), whose sum is σ = 5151470516920. Its totient is φ = 5151459628728.

The previous prime is 5151465072779. The next prime is 5151465072827. The reversal of 5151465072823 is 3282705641515.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5151465072823 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 (5151465072827) 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, 893013 + ... + 3331726.

It is an arithmetic number, because the mean of its divisors is an integer number (1287867629230).

Almost surely, 2^{5151465072823} is an apocalyptic number.

5151465072823 is a deficient number, since it is larger than the sum of its proper divisors (5444097).

5151465072823 is a wasteful number, since it uses less digits than its factorization.

5151465072823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5444096.

The product of its (nonzero) digits is 2016000, while the sum is 49.

The spelling of 5151465072823 in words is "five trillion, one hundred fifty-one billion, four hundred sixty-five million, seventy-two thousand, eight hundred twenty-three".