158111999445 has 8 divisors (see below), whose sum is σ = 252979199136. Its totient is φ = 84326399696.

The previous prime is 158111999429. The next prime is 158111999483. The reversal of 158111999445 is 544999111851.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 158111999445 - 2⁴ = 158111999429 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5270399967 + ... + 5270399996.

It is an arithmetic number, because the mean of its divisors is an integer number (31622399892).

Almost surely, 2^158111999445 is an apocalyptic number.

158111999445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

158111999445 is a deficient number, since it is larger than the sum of its proper divisors (94867199691).

158111999445 is a wasteful number, since it uses less digits than its factorization.

158111999445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10540799971.

The product of its digits is 2332800, while the sum is 57.

The spelling of 158111999445 in words is "one hundred fifty-eight billion, one hundred eleven million, nine hundred ninety-nine thousand, four hundred forty-five".