2551155132 has 12 divisors (see below), whose sum is σ = 5952695336. Its totient is φ = 850385040.

The previous prime is 2551155119. The next prime is 2551155149. The reversal of 2551155132 is 2315511552.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 2551155132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106298119 + ... + 106298142.

Almost surely, 2^2551155132 is an apocalyptic number.

It is an amenable number.

2551155132 is an abundant number, since it is smaller than the sum of its proper divisors (3401540204).

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

2551155132 is a wasteful number, since it uses less digits than its factorization.

2551155132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212596268 (or 212596266 counting only the distinct ones).

The product of its digits is 7500, while the sum is 30.

The square root of 2551155132 is about 50508.9609079419. The cubic root of 2551155132 is about 1366.4034694692.

Adding to 2551155132 its reverse (2315511552), we get a palindrome (4866666684).

The spelling of 2551155132 in words is "two billion, five hundred fifty-one million, one hundred fifty-five thousand, one hundred thirty-two".