2523421155 has 8 divisors (see below), whose sum is σ = 4037473872. Its totient is φ = 1345824608.

The previous prime is 2523421031. The next prime is 2523421157. The reversal of 2523421155 is 5511243252.

2523421155 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2523421155 - 2¹⁰ = 2523420131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2523421157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84114024 + ... + 84114053.

It is an arithmetic number, because the mean of its divisors is an integer number (504684234).

Almost surely, 2^2523421155 is an apocalyptic number.

2523421155 is a deficient number, since it is larger than the sum of its proper divisors (1514052717).

2523421155 is a wasteful number, since it uses less digits than its factorization.

2523421155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168228085.

The product of its digits is 12000, while the sum is 30.

The square root of 2523421155 is about 50233.6655540883. The cubic root of 2523421155 is about 1361.4339609602.

The spelling of 2523421155 in words is "two billion, five hundred twenty-three million, four hundred twenty-one thousand, one hundred fifty-five".