2662330661243 has 8 divisors (see below), whose sum is σ = 2941124782080. Its totient is φ = 2389663883880.

The previous prime is 2662330661209. The next prime is 2662330661267. The reversal of 2662330661243 is 3421660332662.

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

It is a cyclic number.

It is not a de Polignac number, because 2662330661243 - 2¹⁰ = 2662330660219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2662330661194 and 2662330661203.

It is not an unprimeable number, because it can be changed into a prime (2662330661203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1531834955 + ... + 1531836692.

It is an arithmetic number, because the mean of its divisors is an integer number (367640597760).

Almost surely, 2^{2662330661243} is an apocalyptic number.

2662330661243 is a deficient number, since it is larger than the sum of its proper divisors (278794120837).

2662330661243 is a wasteful number, since it uses less digits than its factorization.

2662330661243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3063671737.

The product of its (nonzero) digits is 1119744, while the sum is 44.

The spelling of 2662330661243 in words is "two trillion, six hundred sixty-two billion, three hundred thirty million, six hundred sixty-one thousand, two hundred forty-three".