2662541430646 has 32 divisors (see below), whose sum is σ = 4085525952000. Its totient is φ = 1301055061152.

The previous prime is 2662541430623. The next prime is 2662541430683. The reversal of 2662541430646 is 6460341452662.

It is a self number, because there is not a number n which added to its sum of digits gives 2662541430646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8460465 + ... + 8769523.

It is an arithmetic number, because the mean of its divisors is an integer number (127672686000).

Almost surely, 2^{2662541430646} is an apocalyptic number.

2662541430646 is a deficient number, since it is larger than the sum of its proper divisors (1422984521354).

2662541430646 is a wasteful number, since it uses less digits than its factorization.

2662541430646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309636.

The product of its (nonzero) digits is 4976640, while the sum is 49.

The spelling of 2662541430646 in words is "two trillion, six hundred sixty-two billion, five hundred forty-one million, four hundred thirty thousand, six hundred forty-six".