2563462557740 has 24 divisors (see below), whose sum is σ = 6152310138912. Its totient is φ = 878901448320.

The previous prime is 2563462557671. The next prime is 2563462557757. The reversal of 2563462557740 is 477552643652.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9155223281 + ... + 9155223560.

It is an arithmetic number, because the mean of its divisors is an integer number (256346255788).

Almost surely, 2^{2563462557740} is an apocalyptic number.

2563462557740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2563462557740 is an abundant number, since it is smaller than the sum of its proper divisors (3588847581172).

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

2563462557740 is a wasteful number, since it uses less digits than its factorization.

2563462557740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18310446857 (or 18310446855 counting only the distinct ones).

The product of its (nonzero) digits is 42336000, while the sum is 56.

The spelling of 2563462557740 in words is "two trillion, five hundred sixty-three billion, four hundred sixty-two million, five hundred fifty-seven thousand, seven hundred forty".