2630491800 has 48 divisors (see below), whose sum is σ = 8154526440. Its totient is φ = 701464320.

The previous prime is 2630491789. The next prime is 2630491811. The reversal of 2630491800 is 81940362.

It is an interprime number because it is at equal distance from previous prime (2630491789) and next prime (2630491811).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2191477 + ... + 2192676.

Almost surely, 2^2630491800 is an apocalyptic number.

2630491800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2630491800 is an abundant number, since it is smaller than the sum of its proper divisors (5524034640).

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

2630491800 is a wasteful number, since it uses less digits than its factorization.

2630491800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4384172 (or 4384163 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 2630491800 is about 51288.3203078440. The cubic root of 2630491800 is about 1380.4234155468.

The spelling of 2630491800 in words is "two billion, six hundred thirty million, four hundred ninety-one thousand, eight hundred".