2505552780053 has 16 divisors (see below), whose sum is σ = 2520702448320. Its totient is φ = 2490457622400.

The previous prime is 2505552780023. The next prime is 2505552780061. The reversal of 2505552780053 is 3500872555052.

It is a cyclic number.

It is not a de Polignac number, because 2505552780053 - 2¹⁰ = 2505552779029 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 (2505552780023) 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, 230051738 + ... + 230062628.

It is an arithmetic number, because the mean of its divisors is an integer number (157543903020).

Almost surely, 2^{2505552780053} is an apocalyptic number.

It is an amenable number.

2505552780053 is a deficient number, since it is larger than the sum of its proper divisors (15149668267).

2505552780053 is a wasteful number, since it uses less digits than its factorization.

2505552780053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13268.

The product of its (nonzero) digits is 2100000, while the sum is 47.

The spelling of 2505552780053 in words is "two trillion, five hundred five billion, five hundred fifty-two million, seven hundred eighty thousand, fifty-three".