226515742100 has 36 divisors (see below), whose sum is σ = 491642754204. Its totient is φ = 90587201280.

The previous prime is 226515742087. The next prime is 226515742127. The reversal of 226515742100 is 1247515622.

It can be written as a sum of positive squares in 6 ways, for example, as 22068885136 + 204446856964 = 148556^2 + 452158^2 .

It is a super-2 number, since 2×226515742100² (a number of 24 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 11 ways as a sum of consecutive naturals, for example, 243002 + ... + 715598.

Almost surely, 2^226515742100 is an apocalyptic number.

226515742100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226515742100 is an abundant number, since it is smaller than the sum of its proper divisors (265127012104).

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

226515742100 is a wasteful number, since it uses less digits than its factorization.

226515742100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477404 (or 477397 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 35.

The spelling of 226515742100 in words is "two hundred twenty-six billion, five hundred fifteen million, seven hundred forty-two thousand, one hundred".