230728372112162 has 4 divisors (see below), whose sum is σ = 346092558168246. Its totient is φ = 115364186056080.

The previous prime is 230728372112101. The next prime is 230728372112233. The reversal of 230728372112162 is 261211273827032.

It is a happy number.

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., 194315487004681 + 36412885107481 = 13939709^2 + 6034309^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57682093028039 + ... + 57682093028042.

Almost surely, 2^{230728372112162} is an apocalyptic number.

230728372112162 is a deficient number, since it is larger than the sum of its proper divisors (115364186056084).

230728372112162 is a wasteful number, since it uses less digits than its factorization.

230728372112162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115364186056083.

The product of its (nonzero) digits is 677376, while the sum is 47.

The spelling of 230728372112162 in words is "two hundred thirty trillion, seven hundred twenty-eight billion, three hundred seventy-two million, one hundred twelve thousand, one hundred sixty-two".