2453493047769 has 27 divisors (see below), whose sum is σ = 3764786460253. Its totient is φ = 1539396494592.

The previous prime is 2453493047743. The next prime is 2453493047771. The reversal of 2453493047769 is 9677403943542.

It is a happy number.

The square root of 2453493047769 is 1566363.

It is a perfect power (a square), and thus also a powerful number.

2453493047769 is a `hidden beast` number, since 2 + 4 + 534 + 9 + 30 + 4 + 7 + 7 + 69 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1164269054169 + 1289223993600 = 1079013^2 + 1135440^2 .

It is not a de Polignac number, because 2453493047769 - 2²⁵ = 2453459493337 is a prime.

It is a super-2 number, since 2×2453493047769² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2453494047769) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 79869157 + ... + 79899869.

Almost surely, 2^{2453493047769} is an apocalyptic number.

2453493047769 is the 1566363-rd square number.

2453493047769 is the 783182-nd centered octagonal number.

It is an amenable number.

2453493047769 is a deficient number, since it is larger than the sum of its proper divisors (1311293412484).

2453493047769 is an frugal number, since it uses more digits than its factorization.

2453493047769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61466 (or 30733 counting only the distinct ones).

The product of its (nonzero) digits is 137168640, while the sum is 63.

The spelling of 2453493047769 in words is "two trillion, four hundred fifty-three billion, four hundred ninety-three million, forty-seven thousand, seven hundred sixty-nine".