162226420993 has 32 divisors (see below), whose sum is σ = 207316972800. Its totient is φ = 123467694336.

The previous prime is 162226420969. The next prime is 162226420997. The reversal of 162226420993 is 399024622261.

It is a de Polignac number, because none of the positive numbers 2^k-162226420993 is a prime.

It is a super-2 number, since 2×162226420993² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (162226420997) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 595630 + ... + 824152.

It is an arithmetic number, because the mean of its divisors is an integer number (6478655400).

Almost surely, 2^162226420993 is an apocalyptic number.

162226420993 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

162226420993 is a deficient number, since it is larger than the sum of its proper divisors (45090551807).

162226420993 is a wasteful number, since it uses less digits than its factorization.

162226420993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228841.

The product of its (nonzero) digits is 559872, while the sum is 46.

The spelling of 162226420993 in words is "one hundred sixty-two billion, two hundred twenty-six million, four hundred twenty thousand, nine hundred ninety-three".