2599974238680 has 192 divisors, whose sum is σ = 10399897085760. Its totient is φ = 548565986304.

The previous prime is 2599974238651. The next prime is 2599974238691. The reversal of 2599974238680 is 868324799952.

2599974238680 is a `hidden beast` number, since 2 + 59 + 9 + 97 + 423 + 8 + 68 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 2599974238599 and 2599974238608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 39649387 + ... + 39714906.

It is an arithmetic number, because the mean of its divisors is an integer number (54166130655).

Almost surely, 2^{2599974238680} is an apocalyptic number.

2599974238680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2599974238680 is an abundant number, since it is smaller than the sum of its proper divisors (7799922847080).

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

2599974238680 is a wasteful number, since it uses less digits than its factorization.

2599974238680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79364330 (or 79364323 counting only the distinct ones).

The product of its (nonzero) digits is 470292480, while the sum is 72.

The spelling of 2599974238680 in words is "two trillion, five hundred ninety-nine billion, nine hundred seventy-four million, two hundred thirty-eight thousand, six hundred eighty".