147167961938 has 4 divisors (see below), whose sum is σ = 220751942910. Its totient is φ = 73583980968.

The previous prime is 147167961931. The next prime is 147167961959. The reversal of 147167961938 is 839169761741.

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., 117777316969 + 29390644969 = 343187^2 + 171437^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (147167961931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36791990483 + ... + 36791990486.

Almost surely, 2^147167961938 is an apocalyptic number.

147167961938 is a deficient number, since it is larger than the sum of its proper divisors (73583980972).

147167961938 is an equidigital number, since it uses as much as digits as its factorization.

147167961938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73583980971.

The product of its digits is 13716864, while the sum is 62.

The spelling of 147167961938 in words is "one hundred forty-seven billion, one hundred sixty-seven million, nine hundred sixty-one thousand, nine hundred thirty-eight".