2113540418658 has 16 divisors (see below), whose sum is σ = 4227237471456. Its totient is φ = 704487367200.

The previous prime is 2113540418623. The next prime is 2113540418683. The reversal of 2113540418658 is 8568140453112.

It is a happy number.

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, 6350643 + ... + 6675158.

It is an arithmetic number, because the mean of its divisors is an integer number (264202341966).

Almost surely, 2^{2113540418658} is an apocalyptic number.

2113540418658 is an abundant number, since it is smaller than the sum of its proper divisors (2113697052798).

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

2113540418658 is a wasteful number, since it uses less digits than its factorization.

2113540418658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13052849.

The product of its (nonzero) digits is 921600, while the sum is 48.

The spelling of 2113540418658 in words is "two trillion, one hundred thirteen billion, five hundred forty million, four hundred eighteen thousand, six hundred fifty-eight".