22140146004 has 24 divisors (see below), whose sum is σ = 51747474240. Its totient is φ = 7367601024.

The previous prime is 22140145999. The next prime is 22140146023. The reversal of 22140146004 is 40064104122.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1548544 + ... + 1562775.

It is an arithmetic number, because the mean of its divisors is an integer number (2156144760).

Almost surely, 2^22140146004 is an apocalyptic number.

It is an amenable number.

22140146004 is an abundant number, since it is smaller than the sum of its proper divisors (29607328236).

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

22140146004 is a wasteful number, since it uses less digits than its factorization.

22140146004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3111919 (or 3111917 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The spelling of 22140146004 in words is "twenty-two billion, one hundred forty million, one hundred forty-six thousand, four".