159494080 has 56 divisors (see below), whose sum is σ = 380920752. Its totient is φ = 63608832.

The previous prime is 159494057. The next prime is 159494081. The reversal of 159494080 is 80494951.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159494081) 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, 166884 + ... + 167836.

Almost surely, 2^159494080 is an apocalyptic number.

159494080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 159494080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190460376).

159494080 is an abundant number, since it is smaller than the sum of its proper divisors (221426672).

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

159494080 is an equidigital number, since it uses as much as digits as its factorization.

159494080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1493 (or 1483 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 159494080 is about 12629.0965630959. The cubic root of 159494080 is about 542.3107199257.

The spelling of 159494080 in words is "one hundred fifty-nine million, four hundred ninety-four thousand, eighty".