226113778531 has 8 divisors (see below), whose sum is σ = 228061822464. Its totient is φ = 224168353920.

The previous prime is 226113778529. The next prime is 226113778537. The reversal of 226113778531 is 135877311622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 226113778531 - 2¹ = 226113778529 is a prime.

It is a super-2 number, since 2×226113778531² (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 (226113778537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 481240 + ... + 826933.

It is an arithmetic number, because the mean of its divisors is an integer number (28507727808).

Almost surely, 2^226113778531 is an apocalyptic number.

226113778531 is a deficient number, since it is larger than the sum of its proper divisors (1948043933).

226113778531 is a wasteful number, since it uses less digits than its factorization.

226113778531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1309661.

The product of its digits is 423360, while the sum is 46.

The spelling of 226113778531 in words is "two hundred twenty-six billion, one hundred thirteen million, seven hundred seventy-eight thousand, five hundred thirty-one".