226037644523 has 4 divisors (see below), whose sum is σ = 227300424840. Its totient is φ = 224774864208.

The previous prime is 226037644463. The next prime is 226037644541. The reversal of 226037644523 is 325446730622.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 226037644523 - 2²⁰ = 226036595947 is a prime.

It is a super-2 number, since 2×226037644523² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (226037644543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 631389890 + ... + 631390247.

It is an arithmetic number, because the mean of its divisors is an integer number (56825106210).

Almost surely, 2^226037644523 is an apocalyptic number.

226037644523 is a deficient number, since it is larger than the sum of its proper divisors (1262780317).

226037644523 is a wasteful number, since it uses less digits than its factorization.

226037644523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1262780316.

The product of its (nonzero) digits is 1451520, while the sum is 44.

The spelling of 226037644523 in words is "two hundred twenty-six billion, thirty-seven million, six hundred forty-four thousand, five hundred twenty-three".