65140223004 has 30 divisors (see below), whose sum is σ = 170289410984. Its totient is φ = 21713407560.

The previous prime is 65140222967. The next prime is 65140223009. The reversal of 65140223004 is 40032204156.

65140223004 is a `hidden beast` number, since 651 + 4 + 0 + 2 + 2 + 3 + 0 + 0 + 4 = 666.

65140223004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65140223009) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 100524712 + ... + 100525359.

Almost surely, 2^65140223004 is an apocalyptic number.

It is an amenable number.

65140223004 is an abundant number, since it is smaller than the sum of its proper divisors (105149187980).

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

65140223004 is a wasteful number, since it uses less digits than its factorization.

65140223004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201050087 (or 201050076 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The spelling of 65140223004 in words is "sixty-five billion, one hundred forty million, two hundred twenty-three thousand, four".