2731644474513 has 32 divisors (see below), whose sum is σ = 3903255361152. Its totient is φ = 1693169587200.

The previous prime is 2731644474487. The next prime is 2731644474553. The reversal of 2731644474513 is 3154744461372.

It is not a de Polignac number, because 2731644474513 - 2¹⁰ = 2731644473489 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (2731644474553) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62715523 + ... + 62759063.

It is an arithmetic number, because the mean of its divisors is an integer number (121976730036).

Almost surely, 2^{2731644474513} is an apocalyptic number.

It is an amenable number.

2731644474513 is a deficient number, since it is larger than the sum of its proper divisors (1171610886639).

2731644474513 is a wasteful number, since it uses less digits than its factorization.

2731644474513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58465.

The product of its digits is 6773760, while the sum is 51.

The spelling of 2731644474513 in words is "two trillion, seven hundred thirty-one billion, six hundred forty-four million, four hundred seventy-four thousand, five hundred thirteen".