140641454432 has 24 divisors (see below), whose sum is σ = 278488382256. Its totient is φ = 69914246272.

The previous prime is 140641454417. The next prime is 140641454479. The reversal of 140641454432 is 234454146041.

It is a congruent number.

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, 12696908 + ... + 12707979.

It is an arithmetic number, because the mean of its divisors is an integer number (11603682594).

Almost surely, 2^140641454432 is an apocalyptic number.

It is an amenable number.

140641454432 is a deficient number, since it is larger than the sum of its proper divisors (137846927824).

140641454432 is a wasteful number, since it uses less digits than its factorization.

140641454432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25405070 (or 25405062 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 38.

The spelling of 140641454432 in words is "one hundred forty billion, six hundred forty-one million, four hundred fifty-four thousand, four hundred thirty-two".