159469662840 has 64 divisors (see below), whose sum is σ = 478473868800. Its totient is φ = 42519476352.

The previous prime is 159469662799. The next prime is 159469662889. The reversal of 159469662840 is 48266964951.

It is a Harshad number since it is a multiple of its sum of digits (60).

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, 838101 + ... + 1010619.

It is an arithmetic number, because the mean of its divisors is an integer number (7476154200).

Almost surely, 2^159469662840 is an apocalyptic number.

159469662840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

159469662840 is an abundant number, since it is smaller than the sum of its proper divisors (319004205960).

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

159469662840 is a wasteful number, since it uses less digits than its factorization.

159469662840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180236 (or 180232 counting only the distinct ones).

The product of its (nonzero) digits is 22394880, while the sum is 60.

The spelling of 159469662840 in words is "one hundred fifty-nine billion, four hundred sixty-nine million, six hundred sixty-two thousand, eight hundred forty".