2457358553 has 4 divisors (see below), whose sum is σ = 2646386148. Its totient is φ = 2268330960.

The previous prime is 2457358543. The next prime is 2457358573. The reversal of 2457358553 is 3558537542.

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 131515024 + 2325843529 = 11468^2 + 48227^2 .

It is a cyclic number.

It is not a de Polignac number, because 2457358553 - 2¹² = 2457354457 is a prime.

It is a super-2 number, since 2×2457358553² = 12077222116004507618, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2457358498 and 2457358507.

It is not an unprimeable number, because it can be changed into a prime (2457358543) 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, 94513778 + ... + 94513803.

It is an arithmetic number, because the mean of its divisors is an integer number (661596537).

Almost surely, 2^2457358553 is an apocalyptic number.

It is an amenable number.

2457358553 is a deficient number, since it is larger than the sum of its proper divisors (189027595).

2457358553 is a wasteful number, since it uses less digits than its factorization.

2457358553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189027594.

The product of its digits is 2520000, while the sum is 47.

The square root of 2457358553 is about 49571.7515627600. The cubic root of 2457358553 is about 1349.4480693968.

The spelling of 2457358553 in words is "two billion, four hundred fifty-seven million, three hundred fifty-eight thousand, five hundred fifty-three".