134609902816 has 12 divisors (see below), whose sum is σ = 265013246232. Its totient is φ = 67304951392.

The previous prime is 134609902793. The next prime is 134609902853. The reversal of 134609902816 is 618209906431.

It is a happy number.

It is a super-2 number, since 2×134609902816² (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 134609902816.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2103279700 + ... + 2103279763.

It is an arithmetic number, because the mean of its divisors is an integer number (22084437186).

Almost surely, 2^134609902816 is an apocalyptic number.

134609902816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

134609902816 is a deficient number, since it is larger than the sum of its proper divisors (130403343416).

134609902816 is an equidigital number, since it uses as much as digits as its factorization.

134609902816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4206559473 (or 4206559465 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 49.

The spelling of 134609902816 in words is "one hundred thirty-four billion, six hundred nine million, nine hundred two thousand, eight hundred sixteen".