159259450040 has 16 divisors (see below), whose sum is σ = 358333762680. Its totient is φ = 63703780000.

The previous prime is 159259450033. The next prime is 159259450069. The reversal of 159259450040 is 40054952951.

It is a junction number, because it is equal to n+sod(n) for n = 159259449973 and 159259450000.

It is a congruent number.

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, 1990743086 + ... + 1990743165.

Almost surely, 2^159259450040 is an apocalyptic number.

159259450040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

159259450040 is an abundant number, since it is smaller than the sum of its proper divisors (199074312640).

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

159259450040 is a wasteful number, since it uses less digits than its factorization.

159259450040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3981486262 (or 3981486258 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 44.

The spelling of 159259450040 in words is "one hundred fifty-nine billion, two hundred fifty-nine million, four hundred fifty thousand, forty".