468578834986 has 8 divisors (see below), whose sum is σ = 703796746500. Its totient is φ = 233979919488.

The previous prime is 468578834981. The next prime is 468578835029. The reversal of 468578834986 is 689438875864.

It can be written as a sum of positive squares in 2 ways, for example, as 462053265025 + 6525569961 = 679745^2 + 80781^2 .

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

It is a super-2 number, since 2×468578834986² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (468578834981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154747111 + ... + 154750138.

Almost surely, 2^468578834986 is an apocalyptic number.

468578834986 is a deficient number, since it is larger than the sum of its proper divisors (235217911514).

468578834986 is a wasteful number, since it uses less digits than its factorization.

468578834986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309498008.

The product of its digits is 2229534720, while the sum is 76.

The spelling of 468578834986 in words is "four hundred sixty-eight billion, five hundred seventy-eight million, eight hundred thirty-four thousand, nine hundred eighty-six".