3213648396374 has 48 divisors (see below), whose sum is σ = 5378853764592. Its totient is φ = 1431272453184.

The previous prime is 3213648396373. The next prime is 3213648396437. The reversal of 3213648396374 is 4736938463123.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3213648396373) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3587444 + ... + 4392840.

It is an arithmetic number, because the mean of its divisors is an integer number (112059453429).

Almost surely, 2^{3213648396374} is an apocalyptic number.

3213648396374 is a deficient number, since it is larger than the sum of its proper divisors (2165205368218).

3213648396374 is a wasteful number, since it uses less digits than its factorization.

3213648396374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805581 (or 805538 counting only the distinct ones).

The product of its digits is 47029248, while the sum is 59.

The spelling of 3213648396374 in words is "three trillion, two hundred thirteen billion, six hundred forty-eight million, three hundred ninety-six thousand, three hundred seventy-four".