140663821675 has 24 divisors (see below), whose sum is σ = 190643919536. Its totient is φ = 102324435840.

The previous prime is 140663821657. The next prime is 140663821717. The reversal of 140663821675 is 576128366041.

It is not a de Polignac number, because 140663821675 - 2²⁵ = 140630267243 is a prime.

It is a Duffinian 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 23 ways as a sum of consecutive naturals, for example, 3208164 + ... + 3251713.

Almost surely, 2^140663821675 is an apocalyptic number.

140663821675 is a deficient number, since it is larger than the sum of its proper divisors (49980097861).

140663821675 is a wasteful number, since it uses less digits than its factorization.

140663821675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6459967 (or 6459962 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 49.

The spelling of 140663821675 in words is "one hundred forty billion, six hundred sixty-three million, eight hundred twenty-one thousand, six hundred seventy-five".