2540743571160 has 96 divisors (see below), whose sum is σ = 8268531092640. Its totient is φ = 676619661312.

The previous prime is 2540743571117. The next prime is 2540743571161. The reversal of 2540743571160 is 611753470452.

2540743571160 is a `hidden beast` number, since 2 + 5 + 4 + 0 + 74 + 3 + 571 + 1 + 6 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2540743571161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4481929 + ... + 5016888.

It is an arithmetic number, because the mean of its divisors is an integer number (86130532215).

Almost surely, 2^{2540743571160} is an apocalyptic number.

2540743571160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2540743571160 is an abundant number, since it is smaller than the sum of its proper divisors (5727787521480).

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

2540743571160 is a wasteful number, since it uses less digits than its factorization.

2540743571160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9499577 (or 9499570 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 45.

The spelling of 2540743571160 in words is "two trillion, five hundred forty billion, seven hundred forty-three million, five hundred seventy-one thousand, one hundred sixty".