2518258064642 has 8 divisors (see below), whose sum is σ = 3777394962432. Its totient is φ = 1259126410500.

The previous prime is 2518258064629. The next prime is 2518258064683. The reversal of 2518258064642 is 2464608528152.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271967 + ... + 2260637.

It is an arithmetic number, because the mean of its divisors is an integer number (472174370304).

Almost surely, 2^{2518258064642} is an apocalyptic number.

2518258064642 is a deficient number, since it is larger than the sum of its proper divisors (1259136897790).

2518258064642 is a wasteful number, since it uses less digits than its factorization.

2518258064642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2621824.

The product of its (nonzero) digits is 7372800, while the sum is 53.

The spelling of 2518258064642 in words is "two trillion, five hundred eighteen billion, two hundred fifty-eight million, sixty-four thousand, six hundred forty-two".