159498645438 has 32 divisors (see below), whose sum is σ = 348139959552. Its totient is φ = 48313073600.

The previous prime is 159498645419. The next prime is 159498645443. The reversal of 159498645438 is 834546894951.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 333906 + ... + 656117.

It is an arithmetic number, because the mean of its divisors is an integer number (10879373736).

Almost surely, 2^159498645438 is an apocalyptic number.

159498645438 is an abundant number, since it is smaller than the sum of its proper divisors (188641314114).

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

159498645438 is a wasteful number, since it uses less digits than its factorization.

159498645438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 992480.

The product of its digits is 149299200, while the sum is 66.

The spelling of 159498645438 in words is "one hundred fifty-nine billion, four hundred ninety-eight million, six hundred forty-five thousand, four hundred thirty-eight".