1490944956664 has 16 divisors (see below), whose sum is σ = 2917066219920. Its totient is φ = 713060631360.

The previous prime is 1490944956637. The next prime is 1490944956673. The reversal of 1490944956664 is 4666594490941.

It is a self number, because there is not a number n which added to its sum of digits gives 1490944956664.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4051480677 + ... + 4051481044.

It is an arithmetic number, because the mean of its divisors is an integer number (182316638745).

Almost surely, 2^{1490944956664} is an apocalyptic number.

It is an amenable number.

1490944956664 is a deficient number, since it is larger than the sum of its proper divisors (1426121263256).

1490944956664 is a wasteful number, since it uses less digits than its factorization.

1490944956664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8102961750 (or 8102961746 counting only the distinct ones).

The product of its (nonzero) digits is 201553920, while the sum is 67.

The spelling of 1490944956664 in words is "one trillion, four hundred ninety billion, nine hundred forty-four million, nine hundred fifty-six thousand, six hundred sixty-four".