134421967966 has 16 divisors (see below), whose sum is σ = 236883468528. Its totient is φ = 56400825600.

The previous prime is 134421967951. The next prime is 134421967973. The reversal of 134421967966 is 669769124431.

It is a self number, because there is not a number n which added to its sum of digits gives 134421967966.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235003155 + ... + 235003726.

It is an arithmetic number, because the mean of its divisors is an integer number (14805216783).

Almost surely, 2^134421967966 is an apocalyptic number.

134421967966 is a deficient number, since it is larger than the sum of its proper divisors (102461500562).

134421967966 is a wasteful number, since it uses less digits than its factorization.

134421967966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470006907.

The product of its digits is 11757312, while the sum is 58.

The spelling of 134421967966 in words is "one hundred thirty-four billion, four hundred twenty-one million, nine hundred sixty-seven thousand, nine hundred sixty-six".