2620262446666 has 16 divisors (see below), whose sum is σ = 4168025470656. Its totient is φ = 1231158851776.

The previous prime is 2620262446657. The next prime is 2620262446679. The reversal of 2620262446666 is 6666442620262.

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, 59534836 + ... + 59578831.

It is an arithmetic number, because the mean of its divisors is an integer number (260501591916).

Almost surely, 2^{2620262446666} is an apocalyptic number.

2620262446666 is a deficient number, since it is larger than the sum of its proper divisors (1547763023990).

2620262446666 is a wasteful number, since it uses less digits than its factorization.

2620262446666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119114333.

The product of its (nonzero) digits is 11943936, while the sum is 52.

The spelling of 2620262446666 in words is "two trillion, six hundred twenty billion, two hundred sixty-two million, four hundred forty-six thousand, six hundred sixty-six".