2513156988500 has 24 divisors (see below), whose sum is σ = 5488734863976. Its totient is φ = 1005262795200.

The previous prime is 2513156988491. The next prime is 2513156988571. The reversal of 2513156988500 is 58896513152.

It can be written as a sum of positive squares in 4 ways, for example, as 5025959236 + 2508131029264 = 70894^2 + 1583708^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2513156489 + ... + 2513157488.

It is an arithmetic number, because the mean of its divisors is an integer number (228697285999).

Almost surely, 2^{2513156988500} is an apocalyptic number.

2513156988500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2513156988500 is an abundant number, since it is smaller than the sum of its proper divisors (2975577875476).

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

2513156988500 is a wasteful number, since it uses less digits than its factorization.

2513156988500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5026313996 (or 5026313984 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 53.

The spelling of 2513156988500 in words is "two trillion, five hundred thirteen billion, one hundred fifty-six million, nine hundred eighty-eight thousand, five hundred".