158408498099 has 8 divisors (see below), whose sum is σ = 168307019280. Its totient is φ = 149090346528.

The previous prime is 158408498041. The next prime is 158408498147. The reversal of 158408498099 is 990894804851.

It is not a de Polignac number, because 158408498099 - 2¹² = 158408494003 is a prime.

It is a super-2 number, since 2×158408498099² (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 (158408498399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16116449 + ... + 16126274.

It is an arithmetic number, because the mean of its divisors is an integer number (21038377410).

Almost surely, 2^158408498099 is an apocalyptic number.

158408498099 is a deficient number, since it is larger than the sum of its proper divisors (9898521181).

158408498099 is an frugal number, since it uses more digits than its factorization.

158408498099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32242774 (or 32242740 counting only the distinct ones).

The product of its (nonzero) digits is 29859840, while the sum is 65.

The spelling of 158408498099 in words is "one hundred fifty-eight billion, four hundred eight million, four hundred ninety-eight thousand, ninety-nine".