172214435460426 has 16 divisors (see below), whose sum is σ = 344441849455200. Its totient is φ = 57402648731088.

The previous prime is 172214435460413. The next prime is 172214435460527. The reversal of 172214435460426 is 624064534412271.

It is a super-2 number, since 2×172214435460426² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 540599761 + ... + 540918228.

It is an arithmetic number, because the mean of its divisors is an integer number (21527615590950).

Almost surely, 2^{172214435460426} is an apocalyptic number.

172214435460426 is an abundant number, since it is smaller than the sum of its proper divisors (172227413994774).

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

172214435460426 is a wasteful number, since it uses less digits than its factorization.

172214435460426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081544533.

The product of its (nonzero) digits is 7741440, while the sum is 51.

Adding to 172214435460426 its reverse (624064534412271), we get a palindrome (796278969872697).

The spelling of 172214435460426 in words is "one hundred seventy-two trillion, two hundred fourteen billion, four hundred thirty-five million, four hundred sixty thousand, four hundred twenty-six".