2631400120 has 16 divisors (see below), whose sum is σ = 5920650360. Its totient is φ = 1052560032.

The previous prime is 2631400111. The next prime is 2631400159. The reversal of 2631400120 is 210041362.

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, 32892462 + ... + 32892541.

Almost surely, 2^2631400120 is an apocalyptic number.

2631400120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2631400120 is an abundant number, since it is smaller than the sum of its proper divisors (3289250240).

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

2631400120 is a wasteful number, since it uses less digits than its factorization.

2631400120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65785014 (or 65785010 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2631400120 is about 51297.1745810625. The cubic root of 2631400120 is about 1380.5822859530.

Adding to 2631400120 its reverse (210041362), we get a palindrome (2841441482).

The spelling of 2631400120 in words is "two billion, six hundred thirty-one million, four hundred thousand, one hundred twenty".