140252262666664 has 32 divisors (see below), whose sum is σ = 274408796520000. Its totient is φ = 67076632387072.

The previous prime is 140252262666661. The next prime is 140252262666673. The reversal of 140252262666664 is 466666262252041.

It is a junction number, because it is equal to n+sod(n) for n = 140252262666599 and 140252262666608.

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 7 ways as a sum of consecutive naturals, for example, 20501727 + ... + 26473105.

It is an arithmetic number, because the mean of its divisors is an integer number (8575274891250).

Almost surely, 2^{140252262666664} is an apocalyptic number.

It is an amenable number.

140252262666664 is a deficient number, since it is larger than the sum of its proper divisors (134156533853336).

140252262666664 is a wasteful number, since it uses less digits than its factorization.

140252262666664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6099057 (or 6099053 counting only the distinct ones).

The product of its (nonzero) digits is 59719680, while the sum is 58.

The spelling of 140252262666664 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-four".