222054050056440 has 512 divisors, whose sum is σ = 787772557393920. Its totient is φ = 49022050480128.

The previous prime is 222054050056411. The next prime is 222054050056499. The reversal of 222054050056440 is 44650050450222.

It is a super-2 number, since 2×222054050056440² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2972056524 + ... + 2972131236.

It is an arithmetic number, because the mean of its divisors is an integer number (1538618276160).

Almost surely, 2^{222054050056440} is an apocalyptic number.

222054050056440 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 222054050056440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (393886278696960).

222054050056440 is an abundant number, since it is smaller than the sum of its proper divisors (565718507337480).

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

222054050056440 is a wasteful number, since it uses less digits than its factorization.

222054050056440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75771 (or 75767 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 39.

The spelling of 222054050056440 in words is "two hundred twenty-two trillion, fifty-four billion, fifty million, fifty-six thousand, four hundred forty".