158950418619 has 4 divisors (see below), whose sum is σ = 211933891496. Its totient is φ = 105966945744.

The previous prime is 158950418597. The next prime is 158950418623. The reversal of 158950418619 is 916814059851.

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

It is not a de Polignac number, because 158950418619 - 2¹⁷ = 158950287547 is a prime.

It is a super-2 number, since 2×158950418619² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (158950418689) 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, 26491736434 + ... + 26491736439.

It is an arithmetic number, because the mean of its divisors is an integer number (52983472874).

Almost surely, 2^158950418619 is an apocalyptic number.

158950418619 is a deficient number, since it is larger than the sum of its proper divisors (52983472877).

158950418619 is an equidigital number, since it uses as much as digits as its factorization.

158950418619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52983472876.

The product of its (nonzero) digits is 3110400, while the sum is 57.

The spelling of 158950418619 in words is "one hundred fifty-eight billion, nine hundred fifty million, four hundred eighteen thousand, six hundred nineteen".