3578642896864 has 48 divisors (see below), whose sum is σ = 8055106668000. Its totient is φ = 1533102165504.

The previous prime is 3578642896861. The next prime is 3578642896943. The reversal of 3578642896864 is 4686982468753.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3578642896861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2562819 + ... + 3704770.

It is an arithmetic number, because the mean of its divisors is an integer number (167814722250).

Almost surely, 2^{3578642896864} is an apocalyptic number.

It is an amenable number.

3578642896864 is an abundant number, since it is smaller than the sum of its proper divisors (4476463771136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3578642896864 is a wasteful number, since it uses less digits than its factorization.

3578642896864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6270155 (or 6270147 counting only the distinct ones).

The product of its digits is 3344302080, while the sum is 76.

The spelling of 3578642896864 in words is "three trillion, five hundred seventy-eight billion, six hundred forty-two million, eight hundred ninety-six thousand, eight hundred sixty-four".