140721643352 has 32 divisors (see below), whose sum is σ = 264774953520. Its totient is φ = 70115141760.

The previous prime is 140721643333. The next prime is 140721643409. The reversal of 140721643352 is 253346127041.

140721643352 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9317327 + ... + 9332417.

Almost surely, 2^140721643352 is an apocalyptic number.

It is an amenable number.

140721643352 is a deficient number, since it is larger than the sum of its proper divisors (124053310168).

140721643352 is a wasteful number, since it uses less digits than its factorization.

140721643352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19091 (or 19087 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 140721643352 in words is "one hundred forty billion, seven hundred twenty-one million, six hundred forty-three thousand, three hundred fifty-two".