226636520100 has 72 divisors (see below), whose sum is σ = 690247383840. Its totient is φ = 57255540480.

The previous prime is 226636520087. The next prime is 226636520101. The reversal of 226636520100 is 1025636622.

It is a super-2 number, since 2×226636520100² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (226636520101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19874697 + ... + 19886096.

It is an arithmetic number, because the mean of its divisors is an integer number (9586769220).

Almost surely, 2^226636520100 is an apocalyptic number.

226636520100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226636520100 is an abundant number, since it is smaller than the sum of its proper divisors (463610863740).

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

226636520100 is a wasteful number, since it uses less digits than its factorization.

226636520100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39760829 (or 39760822 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The spelling of 226636520100 in words is "two hundred twenty-six billion, six hundred thirty-six million, five hundred twenty thousand, one hundred".