2540266770412 has 36 divisors (see below), whose sum is σ = 5171505393600. Its totient is φ = 1088633540064.

The previous prime is 2540266770409. The next prime is 2540266770413. The reversal of 2540266770412 is 2140776620452.

It is not an unprimeable number, because it can be changed into a prime (2540266770413) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3933378 + ... + 4533430.

It is an arithmetic number, because the mean of its divisors is an integer number (143652927600).

Almost surely, 2^{2540266770412} is an apocalyptic number.

It is an amenable number.

2540266770412 is an abundant number, since it is smaller than the sum of its proper divisors (2631238623188).

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

2540266770412 is a wasteful number, since it uses less digits than its factorization.

2540266770412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621670 (or 621661 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 46.

The spelling of 2540266770412 in words is "two trillion, five hundred forty billion, two hundred sixty-six million, seven hundred seventy thousand, four hundred twelve".