140056949388 has 12 divisors (see below), whose sum is σ = 326799548600. Its totient is φ = 46685649792.

The previous prime is 140056949299. The next prime is 140056949407. The reversal of 140056949388 is 883949650041.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5835706213 + ... + 5835706236.

Almost surely, 2^140056949388 is an apocalyptic number.

It is an amenable number.

140056949388 is an abundant number, since it is smaller than the sum of its proper divisors (186742599212).

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

140056949388 is a wasteful number, since it uses less digits than its factorization.

140056949388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11671412456 (or 11671412454 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 57.

The spelling of 140056949388 in words is "one hundred forty billion, fifty-six million, nine hundred forty-nine thousand, three hundred eighty-eight".