22032140454 has 40 divisors (see below), whose sum is σ = 52272339768. Its totient is φ = 6912043200.

The previous prime is 22032140447. The next prime is 22032140527. The reversal of 22032140454 is 45404123022.

22032140454 is a `hidden beast` number, since 2 + 203 + 2 + 1 + 4 + 0 + 454 = 666.

It is a super-2 number, since 2×22032140454² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3997272 + ... + 4002779.

Almost surely, 2^22032140454 is an apocalyptic number.

22032140454 is an abundant number, since it is smaller than the sum of its proper divisors (30240199314).

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

22032140454 is a wasteful number, since it uses less digits than its factorization.

22032140454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8000082 (or 8000073 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 22032140454 its reverse (45404123022), we get a palindrome (67436263476).

The spelling of 22032140454 in words is "twenty-two billion, thirty-two million, one hundred forty thousand, four hundred fifty-four".