140001215064 has 64 divisors (see below), whose sum is σ = 370699480800. Its totient is φ = 43909146624.

The previous prime is 140001215033. The next prime is 140001215071. The reversal of 140001215064 is 460512100041.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1403022 + ... + 1499490.

Almost surely, 2^140001215064 is an apocalyptic number.

It is an amenable number.

140001215064 is an abundant number, since it is smaller than the sum of its proper divisors (230698265736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140001215064 is a wasteful number, since it uses less digits than its factorization.

140001215064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100052 (or 100048 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The spelling of 140001215064 in words is "one hundred forty billion, one million, two hundred fifteen thousand, sixty-four".