140425657720 has 32 divisors (see below), whose sum is σ = 316304637120. Its totient is φ = 56108590720.

The previous prime is 140425657679. The next prime is 140425657751. The reversal of 140425657720 is 27756524041.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1890367 + ... + 1963246.

It is an arithmetic number, because the mean of its divisors is an integer number (9884519910).

Almost surely, 2^140425657720 is an apocalyptic number.

140425657720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140425657720 is an abundant number, since it is smaller than the sum of its proper divisors (175878979400).

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

140425657720 is a wasteful number, since it uses less digits than its factorization.

140425657720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3854535 (or 3854531 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 43.

The spelling of 140425657720 in words is "one hundred forty billion, four hundred twenty-five million, six hundred fifty-seven thousand, seven hundred twenty".