338255823986 has 4 divisors (see below), whose sum is σ = 507383735982. Its totient is φ = 169127911992.

The previous prime is 338255823977. The next prime is 338255823991. The reversal of 338255823986 is 689328552833.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 689328552833 = 433 ⋅1591982801.

It can be written as a sum of positive squares in only one way, i.e., 328364526961 + 9891297025 = 573031^2 + 99455^2 .

It is a super-2 number, since 2×338255823986² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84563955995 + ... + 84563955998.

Almost surely, 2^338255823986 is an apocalyptic number.

338255823986 is a deficient number, since it is larger than the sum of its proper divisors (169127911996).

338255823986 is a wasteful number, since it uses less digits than its factorization.

338255823986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169127911995.

The product of its digits is 74649600, while the sum is 62.

The spelling of 338255823986 in words is "three hundred thirty-eight billion, two hundred fifty-five million, eight hundred twenty-three thousand, nine hundred eighty-six".