338462072258 has 18 divisors (see below), whose sum is σ = 513102002283. Its totient is φ = 167446894080.

The previous prime is 338462072257. The next prime is 338462072297. The reversal of 338462072258 is 852270264833.

It can be written as a sum of positive squares in 5 ways, for example, as 328320978049 + 10141094209 = 572993^2 + 100703^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=411377.

It is a super-2 number, since 2×338462072258² (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 (338462072257) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 79805018 + ... + 79809258.

Almost surely, 2^338462072258 is an apocalyptic number.

338462072258 is a deficient number, since it is larger than the sum of its proper divisors (174639930025).

338462072258 is an frugal number, since it uses more digits than its factorization.

338462072258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8678 (or 4340 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 50.

Multiplying 338462072258 by its sum of digits (50), we get a square (16923103612900 = 4113770²).

The spelling of 338462072258 in words is "three hundred thirty-eight billion, four hundred sixty-two million, seventy-two thousand, two hundred fifty-eight".