2541455553 has 16 divisors (see below), whose sum is σ = 4170594176. Its totient is φ = 1340547840.

The previous prime is 2541455491. The next prime is 2541455557. The reversal of 2541455553 is 3555541452.

2541455553 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2541455553 - 2⁶ = 2541455489 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (2541455557) 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, 4654408 + ... + 4654953.

It is an arithmetic number, because the mean of its divisors is an integer number (260662136).

Almost surely, 2^2541455553 is an apocalyptic number.

It is an amenable number.

2541455553 is a deficient number, since it is larger than the sum of its proper divisors (1629138623).

2541455553 is a wasteful number, since it uses less digits than its factorization.

2541455553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9309384.

The product of its digits is 300000, while the sum is 39.

The square root of 2541455553 is about 50412.8510699405. The cubic root of 2541455553 is about 1364.6695659259.

The spelling of 2541455553 in words is "two billion, five hundred forty-one million, four hundred fifty-five thousand, five hundred fifty-three".