2442640260405 has 16 divisors (see below), whose sum is σ = 3961761739200. Its totient is φ = 1284895698048.

The previous prime is 2442640260371. The next prime is 2442640260449. The reversal of 2442640260405 is 5040620462442.

It is not a de Polignac number, because 2442640260405 - 2²⁰ = 2442639211829 is a prime.

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, 1115359755 + ... + 1115361944.

It is an arithmetic number, because the mean of its divisors is an integer number (247610108700).

Almost surely, 2^{2442640260405} is an apocalyptic number.

It is an amenable number.

2442640260405 is a deficient number, since it is larger than the sum of its proper divisors (1519121478795).

2442640260405 is a wasteful number, since it uses less digits than its factorization.

2442640260405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2230721780.

The product of its (nonzero) digits is 368640, while the sum is 39.

The spelling of 2442640260405 in words is "two trillion, four hundred forty-two billion, six hundred forty million, two hundred sixty thousand, four hundred five".