3640243651312 has 10 divisors (see below), whose sum is σ = 7052972074448. Its totient is φ = 1820121825648.

The previous prime is 3640243651309. The next prime is 3640243651349. The reversal of 3640243651312 is 2131563420463.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113757614088 + ... + 113757614119.

Almost surely, 2^{3640243651312} is an apocalyptic number.

It is an amenable number.

3640243651312 is a deficient number, since it is larger than the sum of its proper divisors (3412728423136).

3640243651312 is a wasteful number, since it uses less digits than its factorization.

3640243651312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227515228215 (or 227515228209 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 3640243651312 in words is "three trillion, six hundred forty billion, two hundred forty-three million, six hundred fifty-one thousand, three hundred twelve".