159473179902 has 32 divisors (see below), whose sum is σ = 337986288000. Its totient is φ = 50021959968.

The previous prime is 159473179847. The next prime is 159473179909. The reversal of 159473179902 is 209971374951.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159473179909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4677268 + ... + 4711239.

It is an arithmetic number, because the mean of its divisors is an integer number (10562071500).

Almost surely, 2^159473179902 is an apocalyptic number.

159473179902 is an abundant number, since it is smaller than the sum of its proper divisors (178513108098).

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

159473179902 is a wasteful number, since it uses less digits than its factorization.

159473179902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9388680.

The product of its (nonzero) digits is 4286520, while the sum is 57.

The spelling of 159473179902 in words is "one hundred fifty-nine billion, four hundred seventy-three million, one hundred seventy-nine thousand, nine hundred two".