2540121532352 has 112 divisors (see below), whose sum is σ = 5379805831680. Its totient is φ = 1187340008448.

The previous prime is 2540121532349. The next prime is 2540121532391. The reversal of 2540121532352 is 2532351210452.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14940173 + ... + 15109235.

It is an arithmetic number, because the mean of its divisors is an integer number (48033980640).

Almost surely, 2^{2540121532352} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2540121532352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2689902915840).

2540121532352 is an abundant number, since it is smaller than the sum of its proper divisors (2839684299328).

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

2540121532352 is a wasteful number, since it uses less digits than its factorization.

2540121532352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169330 (or 169320 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 2540121532352 in words is "two trillion, five hundred forty billion, one hundred twenty-one million, five hundred thirty-two thousand, three hundred fifty-two".