159519853449 has 48 divisors (see below), whose sum is σ = 252104134464. Its totient is φ = 96394752000.

The previous prime is 159519853327. The next prime is 159519853457. The reversal of 159519853449 is 944358915951.

159519853449 is a `hidden beast` number, since 1 + 5 + 9 + 5 + 1 + 98 + 534 + 4 + 9 = 666.

It is not a de Polignac number, because 159519853449 - 2²⁰ = 159518804873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (159519853949) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 72409182 + ... + 72411384.

It is an arithmetic number, because the mean of its divisors is an integer number (5252169468).

Almost surely, 2^159519853449 is an apocalyptic number.

It is an amenable number.

159519853449 is a deficient number, since it is larger than the sum of its proper divisors (92584281015).

159519853449 is a wasteful number, since it uses less digits than its factorization.

159519853449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4038 (or 4035 counting only the distinct ones).

The product of its digits is 34992000, while the sum is 63.

The spelling of 159519853449 in words is "one hundred fifty-nine billion, five hundred nineteen million, eight hundred fifty-three thousand, four hundred forty-nine".