119158445618 has 4 divisors (see below), whose sum is σ = 178737668430. Its totient is φ = 59579222808.

The previous prime is 119158445611. The next prime is 119158445633. The reversal of 119158445618 is 816544851911.

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., 119154064969 + 4380649 = 345187^2 + 2093^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 119158445618.

It is not an unprimeable number, because it can be changed into a prime (119158445611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29789611403 + ... + 29789611406.

Almost surely, 2^119158445618 is an apocalyptic number.

119158445618 is a deficient number, since it is larger than the sum of its proper divisors (59579222812).

119158445618 is an equidigital number, since it uses as much as digits as its factorization.

119158445618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59579222811.

The product of its digits is 1382400, while the sum is 53.

The spelling of 119158445618 in words is "one hundred nineteen billion, one hundred fifty-eight million, four hundred forty-five thousand, six hundred eighteen".