2140604457663 has 16 divisors (see below), whose sum is σ = 3267586040576. Its totient is φ = 1221060329280.

The previous prime is 2140604457637. The next prime is 2140604457679. The reversal of 2140604457663 is 3667544060412.

It is not a de Polignac number, because 2140604457663 - 2¹³ = 2140604449471 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 (2140604457613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89246806 + ... + 89270787.

It is an arithmetic number, because the mean of its divisors is an integer number (204224127536).

Almost surely, 2^{2140604457663} is an apocalyptic number.

2140604457663 is a deficient number, since it is larger than the sum of its proper divisors (1126981582913).

2140604457663 is a wasteful number, since it uses less digits than its factorization.

2140604457663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178518174.

The product of its (nonzero) digits is 2903040, while the sum is 48.

The spelling of 2140604457663 in words is "two trillion, one hundred forty billion, six hundred four million, four hundred fifty-seven thousand, six hundred sixty-three".