2140639181392 has 80 divisors (see below), whose sum is σ = 4264523303040. Its totient is φ = 1040363606016.

The previous prime is 2140639181377. The next prime is 2140639181431. The reversal of 2140639181392 is 2931819360412.

It is a super-2 number, since 2×2140639181392² (a number of 25 digits) contains 22 as substring.

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, 493573848 + ... + 493578184.

It is an arithmetic number, because the mean of its divisors is an integer number (53306541288).

Almost surely, 2^{2140639181392} is an apocalyptic number.

It is an amenable number.

2140639181392 is a deficient number, since it is larger than the sum of its proper divisors (2123884121648).

2140639181392 is a wasteful number, since it uses less digits than its factorization.

2140639181392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7700 (or 7694 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 49.

The spelling of 2140639181392 in words is "two trillion, one hundred forty billion, six hundred thirty-nine million, one hundred eighty-one thousand, three hundred ninety-two".