168490658026 has 8 divisors (see below), whose sum is σ = 267602809860. Its totient is φ = 79289721408.

The previous prime is 168490657967. The next prime is 168490658081. The reversal of 168490658026 is 620856094861.

168490658026 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 133352780625 + 35137877401 = 365175^2 + 187451^2 .

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

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, 2477803761 + ... + 2477803828.

Almost surely, 2^168490658026 is an apocalyptic number.

168490658026 is a deficient number, since it is larger than the sum of its proper divisors (99112151834).

168490658026 is a wasteful number, since it uses less digits than its factorization.

168490658026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4955607608.

The product of its (nonzero) digits is 4976640, while the sum is 55.

The spelling of 168490658026 in words is "one hundred sixty-eight billion, four hundred ninety million, six hundred fifty-eight thousand, twenty-six".