72346233266 has 4 divisors (see below), whose sum is σ = 108519349902. Its totient is φ = 36173116632.

The previous prime is 72346233217. The next prime is 72346233293. The reversal of 72346233266 is 66233264327.

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

It can be written as a sum of positive squares in only one way, i.e., 50196162025 + 22150071241 = 224045^2 + 148829^2 .

It is a super-3 number, since 3×72346233266³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18086558315 + ... + 18086558318.

Almost surely, 2^72346233266 is an apocalyptic number.

72346233266 is a deficient number, since it is larger than the sum of its proper divisors (36173116636).

72346233266 is a wasteful number, since it uses less digits than its factorization.

72346233266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36173116635.

The product of its digits is 1306368, while the sum is 44.

The spelling of 72346233266 in words is "seventy-two billion, three hundred forty-six million, two hundred thirty-three thousand, two hundred sixty-six".