3640245021496 has 16 divisors (see below), whose sum is σ = 7226957028240. Its totient is φ = 1713056480640.

The previous prime is 3640245021481. The next prime is 3640245021557. The reversal of 3640245021496 is 6941205420463.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13383253620 + ... + 13383253891.

It is an arithmetic number, because the mean of its divisors is an integer number (451684814265).

Almost surely, 2^{3640245021496} is an apocalyptic number.

It is an amenable number.

3640245021496 is a deficient number, since it is larger than the sum of its proper divisors (3586712006744).

3640245021496 is a wasteful number, since it uses less digits than its factorization.

3640245021496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26766507534 (or 26766507530 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 46.

The spelling of 3640245021496 in words is "three trillion, six hundred forty billion, two hundred forty-five million, twenty-one thousand, four hundred ninety-six".