2453551155 has 80 divisors (see below), whose sum is σ = 4845544704. Its totient is φ = 1177830720.

The previous prime is 2453551123. The next prime is 2453551157. The reversal of 2453551155 is 5511553542.

2453551155 is a `hidden beast` number, since 2 + 4 + 53 + 551 + 1 + 55 = 666.

It is not a de Polignac number, because 2453551155 - 2⁵ = 2453551123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2453551157) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 456192 + ... + 461538.

Almost surely, 2^2453551155 is an apocalyptic number.

2453551155 is a deficient number, since it is larger than the sum of its proper divisors (2391993549).

2453551155 is a wasteful number, since it uses less digits than its factorization.

2453551155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5478 (or 5469 counting only the distinct ones).

The product of its digits is 75000, while the sum is 36.

The square root of 2453551155 is about 49533.3337763571. Note that the first 3 decimals coincide. The cubic root of 2453551155 is about 1348.7507703011.

The spelling of 2453551155 in words is "two billion, four hundred fifty-three million, five hundred fifty-one thousand, one hundred fifty-five".