53146386226 has 16 divisors (see below), whose sum is σ = 80610949944. Its totient is φ = 26277156864.

The previous prime is 53146386217. The next prime is 53146386247. The reversal of 53146386226 is 62268364135.

It is a Cunningham number, because it is equal to 230535²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 11098833201 + 42047553025 = 105351^2 + 205055^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173691 + ... + 369406.

Almost surely, 2^53146386226 is an apocalyptic number.

53146386226 is a deficient number, since it is larger than the sum of its proper divisors (27464563718).

53146386226 is a wasteful number, since it uses less digits than its factorization.

53146386226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543645.

The product of its digits is 1244160, while the sum is 46.

The spelling of 53146386226 in words is "fifty-three billion, one hundred forty-six million, three hundred eighty-six thousand, two hundred twenty-six".