134889974466 has 32 divisors (see below), whose sum is σ = 292271995008. Its totient is φ = 41256072960.

The previous prime is 134889974399. The next prime is 134889974501. The reversal of 134889974466 is 664479988431.

It is a happy number.

It is a super-2 number, since 2×134889974466² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 134889974466.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5164695 + ... + 5190746.

It is an arithmetic number, because the mean of its divisors is an integer number (9133499844).

Almost surely, 2^134889974466 is an apocalyptic number.

134889974466 is an abundant number, since it is smaller than the sum of its proper divisors (157382020542).

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

134889974466 is a wasteful number, since it uses less digits than its factorization.

134889974466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10355626.

The product of its digits is 250822656, while the sum is 69.

The spelling of 134889974466 in words is "one hundred thirty-four billion, eight hundred eighty-nine million, nine hundred seventy-four thousand, four hundred sixty-six".