22372943040 has 448 divisors, whose sum is σ = 93119569920. Its totient is φ = 4948439040.

The previous prime is 22372943029. The next prime is 22372943051. The reversal of 22372943040 is 4034927322.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22372943029) and next prime (22372943051).

It is a tau number, because it is divible by the number of its divisors (448).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 22372942986 and 22372943004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1868914 + ... + 1880846.

Almost surely, 2^22372943040 is an apocalyptic number.

22372943040 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 22372943040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46559784960).

22372943040 is an abundant number, since it is smaller than the sum of its proper divisors (70746626880).

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

22372943040 is a wasteful number, since it uses less digits than its factorization.

22372943040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11997 (or 11981 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The spelling of 22372943040 in words is "twenty-two billion, three hundred seventy-two million, nine hundred forty-three thousand, forty".