22002762239040 has 1344 divisors, whose sum is σ = 83477607284736. Its totient is φ = 4891729920000.

The previous prime is 22002762239021. The next prime is 22002762239057. The reversal of 22002762239040 is 4093226720022.

It is a super-2 number, since 2×22002762239040² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22002762239040.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 9358893865 + ... + 9358896215.

It is an arithmetic number, because the mean of its divisors is an integer number (62111314944).

Almost surely, 2^{22002762239040} is an apocalyptic number.

22002762239040 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 22002762239040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41738803642368).

22002762239040 is an abundant number, since it is smaller than the sum of its proper divisors (61474845045696).

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

22002762239040 is a wasteful number, since it uses less digits than its factorization.

22002762239040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2560 (or 2539 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 39.

Adding to 22002762239040 its reverse (4093226720022), we get a palindrome (26095988959062).

The spelling of 22002762239040 in words is "twenty-two trillion, two billion, seven hundred sixty-two million, two hundred thirty-nine thousand, forty".