2540628260452 has 24 divisors (see below), whose sum is σ = 4490246154240. Its totient is φ = 1257701493600.

The previous prime is 2540628260441. The next prime is 2540628260453.

2540628260452 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (2540628260453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19985949 + ... + 20112667.

It is an arithmetic number, because the mean of its divisors is an integer number (187093589760).

Almost surely, 2^{2540628260452} is an apocalyptic number.

It is an amenable number.

2540628260452 is a deficient number, since it is larger than the sum of its proper divisors (1949617893788).

2540628260452 is a wasteful number, since it uses less digits than its factorization.

2540628260452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176451 (or 176449 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 46.

The spelling of 2540628260452 in words is "two trillion, five hundred forty billion, six hundred twenty-eight million, two hundred sixty thousand, four hundred fifty-two".