159499331632 has 10 divisors (see below), whose sum is σ = 309029955068. Its totient is φ = 79749665808.

The previous prime is 159499331609. The next prime is 159499331657. The reversal of 159499331632 is 236133994951.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4984354098 + ... + 4984354129.

Almost surely, 2^159499331632 is an apocalyptic number.

It is an amenable number.

159499331632 is a deficient number, since it is larger than the sum of its proper divisors (149530623436).

159499331632 is an equidigital number, since it uses as much as digits as its factorization.

159499331632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9968708235 (or 9968708229 counting only the distinct ones).

The product of its digits is 4723920, while the sum is 55.

The spelling of 159499331632 in words is "one hundred fifty-nine billion, four hundred ninety-nine million, three hundred thirty-one thousand, six hundred thirty-two".