2553507457 has 4 divisors (see below), whose sum is σ = 2703713796. Its totient is φ = 2403301120.

The previous prime is 2553507431. The next prime is 2553507461. The reversal of 2553507457 is 7547053552.

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 993573441 + 1559934016 = 31521^2 + 39496^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2553507457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2553507487) 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, 75103144 + ... + 75103177.

It is an arithmetic number, because the mean of its divisors is an integer number (675928449).

Almost surely, 2^2553507457 is an apocalyptic number.

It is an amenable number.

2553507457 is a deficient number, since it is larger than the sum of its proper divisors (150206339).

2553507457 is a wasteful number, since it uses less digits than its factorization.

2553507457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150206338.

The product of its (nonzero) digits is 735000, while the sum is 43.

The square root of 2553507457 is about 50532.2417571198. The cubic root of 2553507457 is about 1366.8233103485.

The spelling of 2553507457 in words is "two billion, five hundred fifty-three million, five hundred seven thousand, four hundred fifty-seven".