226979429677 has 32 divisors (see below), whose sum is σ = 309751674624. Its totient is φ = 160585459200.

The previous prime is 226979429671. The next prime is 226979429689. The reversal of 226979429677 is 776924979622.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 226979429677 - 2¹⁵ = 226979396909 is a prime.

It is a super-2 number, since 2×226979429677² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226979429671) 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, 1797568 + ... + 1919689.

It is an arithmetic number, because the mean of its divisors is an integer number (9679739832).

Almost surely, 2^226979429677 is an apocalyptic number.

It is an amenable number.

226979429677 is a deficient number, since it is larger than the sum of its proper divisors (82772244947).

226979429677 is a wasteful number, since it uses less digits than its factorization.

226979429677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3717349.

The product of its digits is 288054144, while the sum is 70.

Subtracting 226979429677 from its reverse (776924979622), we obtain a palindrome (549945549945).

It can be divided in two parts, 226979 and 429677, that added together give a palindrome (656656).

The spelling of 226979429677 in words is "two hundred twenty-six billion, nine hundred seventy-nine million, four hundred twenty-nine thousand, six hundred seventy-seven".