2654352395657 has 4 divisors (see below), whose sum is σ = 2655070374036. Its totient is φ = 2653634417280.

The previous prime is 2654352395647. The next prime is 2654352395663. The reversal of 2654352395657 is 7565932534562.

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

It can be written as a sum of positive squares in 2 ways, for example, as 132684619081 + 2521667776576 = 364259^2 + 1587976^2 .

It is a cyclic number.

It is not a de Polignac number, because 2654352395657 - 2⁴ = 2654352395641 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2654352395657.

It is not an unprimeable number, because it can be changed into a prime (2654352395647) 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, 358983644 + ... + 358991037.

It is an arithmetic number, because the mean of its divisors is an integer number (663767593509).

Almost surely, 2^{2654352395657} is an apocalyptic number.

It is an amenable number.

2654352395657 is a deficient number, since it is larger than the sum of its proper divisors (717978379).

2654352395657 is an equidigital number, since it uses as much as digits as its factorization.

2654352395657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717978378.

The product of its digits is 204120000, while the sum is 62.

The spelling of 2654352395657 in words is "two trillion, six hundred fifty-four billion, three hundred fifty-two million, three hundred ninety-five thousand, six hundred fifty-seven".