140642425064032 has 96 divisors (see below), whose sum is σ = 293880421991520. Its totient is φ = 66026145669120.

The previous prime is 140642425064027. The next prime is 140642425064041. The reversal of 140642425064032 is 230460524246041.

It is a self number, because there is not a number n which added to its sum of digits gives 140642425064032.

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, 401627194 + ... + 401977222.

It is an arithmetic number, because the mean of its divisors is an integer number (3061254395745).

Almost surely, 2^{140642425064032} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140642425064032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146940210995760).

140642425064032 is an abundant number, since it is smaller than the sum of its proper divisors (153237996927488).

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

140642425064032 is a wasteful number, since it uses less digits than its factorization.

140642425064032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351824 (or 351816 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 43.

The spelling of 140642425064032 in words is "one hundred forty trillion, six hundred forty-two billion, four hundred twenty-five million, sixty-four thousand, thirty-two".