541564350366642 has 16 divisors (see below), whose sum is σ = 1083436670266752. Its totient is φ = 180470121866640.

The previous prime is 541564350366623. The next prime is 541564350366659. The reversal of 541564350366642 is 246663053465145.

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, 12832041034 + ... + 12832083237.

It is an arithmetic number, because the mean of its divisors is an integer number (67714791891672).

Almost surely, 2^{541564350366642} is an apocalyptic number.

541564350366642 is an abundant number, since it is smaller than the sum of its proper divisors (541872319900110).

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

541564350366642 is a wasteful number, since it uses less digits than its factorization.

541564350366642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25664127793.

The product of its (nonzero) digits is 186624000, while the sum is 60.

The spelling of 541564350366642 in words is "five hundred forty-one trillion, five hundred sixty-four billion, three hundred fifty million, three hundred sixty-six thousand, six hundred forty-two".