22476946472640 has 2016 divisors, whose sum is σ = 93241130329152. Its totient is φ = 4911228518400.

The previous prime is 22476946472633. The next prime is 22476946472719. The reversal of 22476946472640 is 4627464967422.

22476946472640 is a `hidden beast` number, since 2 + 2 + 4 + 7 + 69 + 46 + 472 + 64 + 0 = 666.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 70905193762 + ... + 70905194078.

Almost surely, 2^{22476946472640} is an apocalyptic number.

22476946472640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22476946472640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46620565164576).

22476946472640 is an abundant number, since it is smaller than the sum of its proper divisors (70764183856512).

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

22476946472640 is a wasteful number, since it uses less digits than its factorization.

22476946472640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567 (or 523 counting only the distinct ones).

The product of its (nonzero) digits is 195084288, while the sum is 63.

The spelling of 22476946472640 in words is "twenty-two trillion, four hundred seventy-six billion, nine hundred forty-six million, four hundred seventy-two thousand, six hundred forty".