2064678242388 has 48 divisors (see below), whose sum is σ = 4975645226496. Its totient is φ = 665669422080.

The previous prime is 2064678242339. The next prime is 2064678242399. The reversal of 2064678242388 is 8832428764602.

It is a hoax number, since the sum of its digits (60) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 784881 + ... + 2178392.

It is an arithmetic number, because the mean of its divisors is an integer number (103659275552).

Almost surely, 2^{2064678242388} is an apocalyptic number.

It is an amenable number.

2064678242388 is an abundant number, since it is smaller than the sum of its proper divisors (2910966984108).

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

2064678242388 is a wasteful number, since it uses less digits than its factorization.

2064678242388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2965184 (or 2965182 counting only the distinct ones).

The product of its (nonzero) digits is 49545216, while the sum is 60.

The spelling of 2064678242388 in words is "two trillion, sixty-four billion, six hundred seventy-eight million, two hundred forty-two thousand, three hundred eighty-eight".