158533348420 has 12 divisors (see below), whose sum is σ = 332920031724. Its totient is φ = 63413339360.

The previous prime is 158533348397. The next prime is 158533348439. The reversal of 158533348420 is 24843335851.

It can be written as a sum of positive squares in 2 ways, for example, as 34116306436 + 124417041984 = 184706^2 + 352728^2 .

It is a super-2 number, since 2×158533348420² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3963333691 + ... + 3963333730.

It is an arithmetic number, because the mean of its divisors is an integer number (27743335977).

Almost surely, 2^158533348420 is an apocalyptic number.

158533348420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

158533348420 is an abundant number, since it is smaller than the sum of its proper divisors (174386683304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

158533348420 is a wasteful number, since it uses less digits than its factorization.

158533348420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7926667430 (or 7926667428 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 46.

The spelling of 158533348420 in words is "one hundred fifty-eight billion, five hundred thirty-three million, three hundred forty-eight thousand, four hundred twenty".