2646055453231 has 4 divisors (see below), whose sum is σ = 2657126815200. Its totient is φ = 2634984091264.

The previous prime is 2646055453229. The next prime is 2646055453247. The reversal of 2646055453231 is 1323545506462.

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

It is a cyclic number.

It is not a de Polignac number, because 2646055453231 - 2¹ = 2646055453229 is a prime.

It is a super-2 number, since 2×2646055453231² (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 (2646055453201) 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, 5535680626 + ... + 5535681103.

It is an arithmetic number, because the mean of its divisors is an integer number (664281703800).

Almost surely, 2^{2646055453231} is an apocalyptic number.

2646055453231 is a deficient number, since it is larger than the sum of its proper divisors (11071361969).

2646055453231 is a wasteful number, since it uses less digits than its factorization.

2646055453231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11071361968.

The product of its (nonzero) digits is 2592000, while the sum is 46.

The spelling of 2646055453231 in words is "two trillion, six hundred forty-six billion, fifty-five million, four hundred fifty-three thousand, two hundred thirty-one".