168452947534 has 8 divisors (see below), whose sum is σ = 254352795408. Its totient is φ = 83668682400.

The previous prime is 168452947529. The next prime is 168452947561. The reversal of 168452947534 is 435749254861.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278895307 + ... + 278895910.

It is an arithmetic number, because the mean of its divisors is an integer number (31794099426).

Almost surely, 2^168452947534 is an apocalyptic number.

168452947534 is a deficient number, since it is larger than the sum of its proper divisors (85899847874).

168452947534 is a wasteful number, since it uses less digits than its factorization.

168452947534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557791370.

The product of its digits is 29030400, while the sum is 58.

The spelling of 168452947534 in words is "one hundred sixty-eight billion, four hundred fifty-two million, nine hundred forty-seven thousand, five hundred thirty-four".