140222636784 has 400 divisors, whose sum is σ = 430179323904. Its totient is φ = 44215891200.

The previous prime is 140222636761. The next prime is 140222636819. The reversal of 140222636784 is 487636222041.

It is a happy number.

140222636784 is a `hidden beast` number, since 1 + 4 + 0 + 2 + 2 + 2 + 636 + 7 + 8 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 517426569 + ... + 517426839.

Almost surely, 2^140222636784 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140222636784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215089661952).

140222636784 is an abundant number, since it is smaller than the sum of its proper divisors (289956687120).

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

140222636784 is an frugal number, since it uses more digits than its factorization.

140222636784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390 (or 360 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The spelling of 140222636784 in words is "one hundred forty billion, two hundred twenty-two million, six hundred thirty-six thousand, seven hundred eighty-four".