140252262666663 has 16 divisors (see below), whose sum is σ = 226289364975360. Its totient is φ = 75429788324736.

The previous prime is 140252262666661. The next prime is 140252262666673. The reversal of 140252262666663 is 366666262252041.

It is not a de Polignac number, because 140252262666663 - 2¹ = 140252262666661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140252262666661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196431740073 + ... + 196431740786.

It is an arithmetic number, because the mean of its divisors is an integer number (14143085310960).

Almost surely, 2^{140252262666663} is an apocalyptic number.

140252262666663 is a deficient number, since it is larger than the sum of its proper divisors (86037102308697).

140252262666663 is a wasteful number, since it uses less digits than its factorization.

140252262666663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392863480886.

The product of its (nonzero) digits is 44789760, while the sum is 57.

The spelling of 140252262666663 in words is "one hundred forty trillion, two hundred fifty-two billion, two hundred sixty-two million, six hundred sixty-six thousand, six hundred sixty-three".