167273542402 has 4 divisors (see below), whose sum is σ = 250910313606. Its totient is φ = 83636771200.

The previous prime is 167273542379. The next prime is 167273542421. The reversal of 167273542402 is 204245372761.

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., 158739293241 + 8534249161 = 398421^2 + 92381^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41818385599 + ... + 41818385602.

Almost surely, 2^167273542402 is an apocalyptic number.

167273542402 is a deficient number, since it is larger than the sum of its proper divisors (83636771204).

167273542402 is an equidigital number, since it uses as much as digits as its factorization.

167273542402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83636771203.

The product of its (nonzero) digits is 564480, while the sum is 43.

The spelling of 167273542402 in words is "one hundred sixty-seven billion, two hundred seventy-three million, five hundred forty-two thousand, four hundred two".