202440246664 has 16 divisors (see below), whose sum is σ = 383260662720. Its totient is φ = 100237403280.

The previous prime is 202440246643. The next prime is 202440246667. The reversal of 202440246664 is 466642044202.

It is not an unprimeable number, because it can be changed into a prime (202440246667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122839132 + ... + 122840779.

It is an arithmetic number, because the mean of its divisors is an integer number (23953791420).

Almost surely, 2^202440246664 is an apocalyptic number.

It is an amenable number.

202440246664 is a deficient number, since it is larger than the sum of its proper divisors (180820416056).

202440246664 is a wasteful number, since it uses less digits than its factorization.

202440246664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245680020 (or 245680016 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 40.

The spelling of 202440246664 in words is "two hundred two billion, four hundred forty million, two hundred forty-six thousand, six hundred sixty-four".