134212320144 has 100 divisors (see below), whose sum is σ = 443942193024. Its totient is φ = 38346374592.

The previous prime is 134212320083. The next prime is 134212320163. The reversal of 134212320144 is 441023212431.

134212320144 is a `hidden beast` number, since 1 + 3 + 421 + 232 + 0 + 1 + 4 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7387992 + ... + 7406135.

Almost surely, 2^134212320144 is an apocalyptic number.

134212320144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

134212320144 is an abundant number, since it is smaller than the sum of its proper divisors (309729872880).

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

134212320144 is a wasteful number, since it uses less digits than its factorization.

134212320144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14794154 (or 14794139 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 134212320144 its reverse (441023212431), we get a palindrome (575235532575).

The spelling of 134212320144 in words is "one hundred thirty-four billion, two hundred twelve million, three hundred twenty thousand, one hundred forty-four".