158370490966 has 4 divisors (see below), whose sum is σ = 237555736452. Its totient is φ = 79185245482.

The previous prime is 158370490933. The next prime is 158370490997. The reversal of 158370490966 is 669094073851.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×158370490966² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 158370490966.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39592622740 + ... + 39592622743.

It is an arithmetic number, because the mean of its divisors is an integer number (59388934113).

Almost surely, 2^158370490966 is an apocalyptic number.

158370490966 is a deficient number, since it is larger than the sum of its proper divisors (79185245486).

158370490966 is an equidigital number, since it uses as much as digits as its factorization.

158370490966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79185245485.

The product of its (nonzero) digits is 9797760, while the sum is 58.

The spelling of 158370490966 in words is "one hundred fifty-eight billion, three hundred seventy million, four hundred ninety thousand, nine hundred sixty-six".