2521742676280 has 32 divisors (see below), whose sum is σ = 5683268557440. Its totient is φ = 1007035286400.

The previous prime is 2521742676259. The next prime is 2521742676283. The reversal of 2521742676280 is 826762471252.

It is a super-2 number, since 2×2521742676280² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2521742676283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51906171 + ... + 51954730.

It is an arithmetic number, because the mean of its divisors is an integer number (177602142420).

Almost surely, 2^{2521742676280} is an apocalyptic number.

2521742676280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2521742676280 is an abundant number, since it is smaller than the sum of its proper divisors (3161525881160).

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

2521742676280 is a wasteful number, since it uses less digits than its factorization.

2521742676280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103861519 (or 103861515 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 52.

The spelling of 2521742676280 in words is "two trillion, five hundred twenty-one billion, seven hundred forty-two million, six hundred seventy-six thousand, two hundred eighty".