140001215065 has 16 divisors (see below), whose sum is σ = 168338332800. Its totient is φ = 111776620032.

The previous prime is 140001215033. The next prime is 140001215071. The reversal of 140001215065 is 560512100041.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 140001215065 - 2⁵ = 140001215033 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5202916 + ... + 5229754.

It is an arithmetic number, because the mean of its divisors is an integer number (10521145800).

Almost surely, 2^140001215065 is an apocalyptic number.

It is an amenable number.

140001215065 is a deficient number, since it is larger than the sum of its proper divisors (28337117735).

140001215065 is a wasteful number, since it uses less digits than its factorization.

140001215065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28896.

The product of its (nonzero) digits is 1200, while the sum is 25.

The spelling of 140001215065 in words is "one hundred forty billion, one million, two hundred fifteen thousand, sixty-five".