2630927988 has 54 divisors (see below), whose sum is σ = 7164992562. Its totient is φ = 809174880.

The previous prime is 2630927969. The next prime is 2630927989. The reversal of 2630927988 is 8897290362.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1821411684 + 809516304 = 42678^2 + 28452^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2630927989) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1108443 + ... + 1110813.

Almost surely, 2^2630927988 is an apocalyptic number.

It is an amenable number.

2630927988 is an abundant number, since it is smaller than the sum of its proper divisors (4534064574).

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

2630927988 is a wasteful number, since it uses less digits than its factorization.

2630927988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4765 (or 2389 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The square root of 2630927988 is about 51292.5724447507. The cubic root of 2630927988 is about 1380.4997119071.

The spelling of 2630927988 in words is "two billion, six hundred thirty million, nine hundred twenty-seven thousand, nine hundred eighty-eight".