2140315123566 has 16 divisors (see below), whose sum is σ = 4313306815488. Its totient is φ = 707992279800.

The previous prime is 2140315123559. The next prime is 2140315123589. The reversal of 2140315123566 is 6653215130412.

It is a happy number.

It is a congruent 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, 1361522830 + ... + 1361524401.

It is an arithmetic number, because the mean of its divisors is an integer number (269581675968).

Almost surely, 2^{2140315123566} is an apocalyptic number.

2140315123566 is an abundant number, since it is smaller than the sum of its proper divisors (2172991691922).

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

2140315123566 is a wasteful number, since it uses less digits than its factorization.

2140315123566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2723047367.

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 2140315123566 in words is "two trillion, one hundred forty billion, three hundred fifteen million, one hundred twenty-three thousand, five hundred sixty-six".