2440666664402 has 32 divisors (see below), whose sum is σ = 3756905349120. Its totient is φ = 1188619382800.

The previous prime is 2440666664353. The next prime is 2440666664437. The reversal of 2440666664402 is 2044666660442.

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, 55008527 + ... + 55052877.

It is an arithmetic number, because the mean of its divisors is an integer number (117403292160).

Almost surely, 2^{2440666664402} is an apocalyptic number.

2440666664402 is a deficient number, since it is larger than the sum of its proper divisors (1316238684718).

2440666664402 is a wasteful number, since it uses less digits than its factorization.

2440666664402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47206.

The product of its (nonzero) digits is 7962624, while the sum is 50.

The spelling of 2440666664402 in words is "two trillion, four hundred forty billion, six hundred sixty-six million, six hundred sixty-four thousand, four hundred two".