2597397537072 has 80 divisors (see below), whose sum is σ = 7651157482080. Its totient is φ = 752187518976.

The previous prime is 2597397537037. The next prime is 2597397537079. The reversal of 2597397537072 is 2707357937952.

It is a super-2 number, since 2×2597397537072² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2597397536994 and 2597397537012.

It is not an unprimeable number, because it can be changed into a prime (2597397537079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122415747 + ... + 122436962.

It is an arithmetic number, because the mean of its divisors is an integer number (95639468526).

Almost surely, 2^{2597397537072} is an apocalyptic number.

It is an amenable number.

2597397537072 is an abundant number, since it is smaller than the sum of its proper divisors (5053759945008).

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

2597397537072 is a wasteful number, since it uses less digits than its factorization.

2597397537072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244852750 (or 244852744 counting only the distinct ones).

The product of its (nonzero) digits is 175032900, while the sum is 66.

The spelling of 2597397537072 in words is "two trillion, five hundred ninety-seven billion, three hundred ninety-seven million, five hundred thirty-seven thousand, seventy-two".