159902615400 has 768 divisors, whose sum is σ = 590105088000. Its totient is φ = 35386982400.

The previous prime is 159902615399. The next prime is 159902615419. The reversal of 159902615400 is 4516209951.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 669048481 + ... + 669048719.

It is an arithmetic number, because the mean of its divisors is an integer number (768366000).

Almost surely, 2^159902615400 is an apocalyptic number.

159902615400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 159902615400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (295052544000).

159902615400 is an abundant number, since it is smaller than the sum of its proper divisors (430202472600).

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

159902615400 is a wasteful number, since it uses less digits than its factorization.

159902615400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442 (or 433 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 42.

The spelling of 159902615400 in words is "one hundred fifty-nine billion, nine hundred two million, six hundred fifteen thousand, four hundred".