2551601848319 has 4 divisors (see below), whose sum is σ = 2551605084600. Its totient is φ = 2551598612040.

The previous prime is 2551601848309. The next prime is 2551601848351. The reversal of 2551601848319 is 9138481061552.

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 not a de Polignac number, because 2551601848319 - 2²⁸ = 2551333412863 is a prime.

It is a super-2 number, since 2×2551601848319² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2551601848309) 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, 421457 + ... + 2298005.

It is an arithmetic number, because the mean of its divisors is an integer number (637901271150).

Almost surely, 2^{2551601848319} is an apocalyptic number.

2551601848319 is a deficient number, since it is larger than the sum of its proper divisors (3236281).

2551601848319 is a wasteful number, since it uses less digits than its factorization.

2551601848319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3236280.

The product of its (nonzero) digits is 2073600, while the sum is 53.

The spelling of 2551601848319 in words is "two trillion, five hundred fifty-one billion, six hundred one million, eight hundred forty-eight thousand, three hundred nineteen".