119455443647 has 4 divisors (see below), whose sum is σ = 125742572280. Its totient is φ = 113168315016.

The previous prime is 119455443637. The next prime is 119455443673. The reversal of 119455443647 is 746344554911.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 746344554911 = 23 ⋅32449763257.

It is a cyclic number.

It is not a de Polignac number, because 119455443647 - 2⁴ = 119455443631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (119455443637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3143564288 + ... + 3143564325.

It is an arithmetic number, because the mean of its divisors is an integer number (31435643070).

Almost surely, 2^119455443647 is an apocalyptic number.

119455443647 is a deficient number, since it is larger than the sum of its proper divisors (6287128633).

119455443647 is an equidigital number, since it uses as much as digits as its factorization.

119455443647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6287128632.

The product of its digits is 7257600, while the sum is 53.

The spelling of 119455443647 in words is "one hundred nineteen billion, four hundred fifty-five million, four hundred forty-three thousand, six hundred forty-seven".