2039378669940 has 48 divisors (see below), whose sum is σ = 5720815376640. Its totient is φ = 542829064320.

The previous prime is 2039378669921. The next prime is 2039378669981. The reversal of 2039378669940 is 499668739302.

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, 31381260 + ... + 31446179.

It is an arithmetic number, because the mean of its divisors is an integer number (119183653680).

Almost surely, 2^{2039378669940} is an apocalyptic number.

2039378669940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2039378669940 is an abundant number, since it is smaller than the sum of its proper divisors (3681436706700).

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

2039378669940 is a wasteful number, since it uses less digits than its factorization.

2039378669940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62827992 (or 62827990 counting only the distinct ones).

The product of its (nonzero) digits is 105815808, while the sum is 66.

The spelling of 2039378669940 in words is "two trillion, thirty-nine billion, three hundred seventy-eight million, six hundred sixty-nine thousand, nine hundred forty".