226061537658 has 32 divisors (see below), whose sum is σ = 493301748672. Its totient is φ = 68492860800.

The previous prime is 226061537627. The next prime is 226061537659. The reversal of 226061537658 is 856735160622.

It is a super-2 number, since 2×226061537658² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 226061537658.

It is not an unprimeable number, because it can be changed into a prime (226061537659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167760 + ... + 693012.

It is an arithmetic number, because the mean of its divisors is an integer number (15415679646).

Almost surely, 2^226061537658 is an apocalyptic number.

226061537658 is an abundant number, since it is smaller than the sum of its proper divisors (267240211014).

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

226061537658 is a wasteful number, since it uses less digits than its factorization.

226061537658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531790.

The product of its (nonzero) digits is 3628800, while the sum is 51.

The spelling of 226061537658 in words is "two hundred twenty-six billion, sixty-one million, five hundred thirty-seven thousand, six hundred fifty-eight".