222625401600 has 432 divisors, whose sum is σ = 883872039680. Its totient is φ = 48207052800.

The previous prime is 222625401587. The next prime is 222625401659. The reversal of 222625401600 is 6104526222.

It is a happy number.

222625401600 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×222625401600² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2510010 + ... + 2597190.

Almost surely, 2^222625401600 is an apocalyptic number.

222625401600 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 222625401600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (441936019840).

222625401600 is an abundant number, since it is smaller than the sum of its proper divisors (661246638080).

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

222625401600 is a wasteful number, since it uses less digits than its factorization.

222625401600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87236 (or 87217 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 222625401600 its reverse (6104526222), we get a palindrome (228729927822).

The spelling of 222625401600 in words is "two hundred twenty-two billion, six hundred twenty-five million, four hundred one thousand, six hundred".