159858043820 has 12 divisors (see below), whose sum is σ = 335701892064. Its totient is φ = 63943217520.

The previous prime is 159858043811. The next prime is 159858043837. The reversal of 159858043820 is 28340858951.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3996451076 + ... + 3996451115.

It is an arithmetic number, because the mean of its divisors is an integer number (27975157672).

Almost surely, 2^159858043820 is an apocalyptic number.

159858043820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

159858043820 is an abundant number, since it is smaller than the sum of its proper divisors (175843848244).

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

159858043820 is a wasteful number, since it uses less digits than its factorization.

159858043820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7992902200 (or 7992902198 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 53.

The spelling of 159858043820 in words is "one hundred fifty-nine billion, eight hundred fifty-eight million, forty-three thousand, eight hundred twenty".