2553421023 has 32 divisors (see below), whose sum is σ = 3911045120. Its totient is φ = 1645207200.

The previous prime is 2553421019. The next prime is 2553421043. The reversal of 2553421023 is 3201243552.

It is a happy number.

2553421023 is a `hidden beast` number, since 2 + 553 + 4 + 2 + 102 + 3 = 666.

2553421023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2553421023 - 2² = 2553421019 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2553421043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 142386 + ... + 159312.

It is an arithmetic number, because the mean of its divisors is an integer number (122220160).

Almost surely, 2^2553421023 is an apocalyptic number.

2553421023 is a deficient number, since it is larger than the sum of its proper divisors (1357624097).

2553421023 is a wasteful number, since it uses less digits than its factorization.

2553421023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17124 (or 17118 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 2553421023 is about 50531.3865137303. The cubic root of 2553421023 is about 1366.8078882489.

Adding to 2553421023 its reverse (3201243552), we get a palindrome (5754664575).

The spelling of 2553421023 in words is "two billion, five hundred fifty-three million, four hundred twenty-one thousand, twenty-three".