226362631720 has 16 divisors (see below), whose sum is σ = 509315921460. Its totient is φ = 90545052672.

The previous prime is 226362631679. The next prime is 226362631771. The reversal of 226362631720 is 27136263622.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 212202107716 + 14160524004 = 460654^2 + 118998^2 .

It is a Harshad number since it is a multiple of its sum of digits (40), and also a Moran number because the ratio is a prime number: 5659065793 = 226362631720 / (2 + 2 + 6 + 3 + 6 + 2 + 6 + 3 + 1 + 7 + 2 + 0).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2829532857 + ... + 2829532936.

Almost surely, 2^226362631720 is an apocalyptic number.

226362631720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226362631720 is an abundant number, since it is smaller than the sum of its proper divisors (282953289740).

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

226362631720 is a wasteful number, since it uses less digits than its factorization.

226362631720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5659065804 (or 5659065800 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 40.

The spelling of 226362631720 in words is "two hundred twenty-six billion, three hundred sixty-two million, six hundred thirty-one thousand, seven hundred twenty".