2553631146 has 48 divisors (see below), whose sum is σ = 6199004448. Its totient is φ = 752911200.

The previous prime is 2553631139. The next prime is 2553631147. The reversal of 2553631146 is 6411363552.

2553631146 is a `hidden beast` number, since 2 + 5 + 5 + 3 + 631 + 14 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 2553631146.

It is not an unprimeable number, because it can be changed into a prime (2553631147) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 166960 + ... + 181611.

It is an arithmetic number, because the mean of its divisors is an integer number (129145926).

Almost surely, 2^2553631146 is an apocalyptic number.

2553631146 is an abundant number, since it is smaller than the sum of its proper divisors (3645373302).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2553631146 is a wasteful number, since it uses less digits than its factorization.

2553631146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348627 (or 348624 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 2553631146 is about 50533.4656044883. The cubic root of 2553631146 is about 1366.8453791149.

Adding to 2553631146 its reverse (6411363552), we get a palindrome (8964994698).

The spelling of 2553631146 in words is "two billion, five hundred fifty-three million, six hundred thirty-one thousand, one hundred forty-six".