168351472043 has 8 divisors (see below), whose sum is σ = 169343862480. Its totient is φ = 167359658400.

The previous prime is 168351472031. The next prime is 168351472111. The reversal of 168351472043 is 340274153861.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 168351472043 - 2¹⁶ = 168351406507 is a prime.

It is a Duffinian number.

168351472043 is a modest number, since divided by 472043 gives 168351 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 168351471985 and 168351472003.

It is not an unprimeable number, because it can be changed into a prime (168351472843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 448421 + ... + 733337.

It is an arithmetic number, because the mean of its divisors is an integer number (21167982810).

Almost surely, 2^168351472043 is an apocalyptic number.

168351472043 is a deficient number, since it is larger than the sum of its proper divisors (992390437).

168351472043 is a wasteful number, since it uses less digits than its factorization.

168351472043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288397.

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 168351472043 in words is "one hundred sixty-eight billion, three hundred fifty-one million, four hundred seventy-two thousand, forty-three".