2455145512523 has 16 divisors (see below), whose sum is σ = 2778125407200. Its totient is φ = 2149209108480.

The previous prime is 2455145512433. The next prime is 2455145512529. The reversal of 2455145512523 is 3252155415542.

It is a cyclic number.

It is not a de Polignac number, because 2455145512523 - 2¹⁰ = 2455145511499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2455145512529) 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, 10197878 + ... + 10435851.

It is an arithmetic number, because the mean of its divisors is an integer number (173632837950).

Almost surely, 2^{2455145512523} is an apocalyptic number.

2455145512523 is a deficient number, since it is larger than the sum of its proper divisors (322979894677).

2455145512523 is a wasteful number, since it uses less digits than its factorization.

2455145512523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20634142.

The product of its digits is 1200000, while the sum is 44.

The spelling of 2455145512523 in words is "two trillion, four hundred fifty-five billion, one hundred forty-five million, five hundred twelve thousand, five hundred twenty-three".