134488175646 has 192 divisors, whose sum is σ = 327470088960. Its totient is φ = 36643622400.

The previous prime is 134488175623. The next prime is 134488175681. The reversal of 134488175646 is 646571884431.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 20922285 + ... + 20928711.

It is an arithmetic number, because the mean of its divisors is an integer number (1705573380).

Almost surely, 2^134488175646 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134488175646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163735044480).

134488175646 is an abundant number, since it is smaller than the sum of its proper divisors (192981913314).

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

134488175646 is a wasteful number, since it uses less digits than its factorization.

134488175646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6551 (or 6540 counting only the distinct ones).

The product of its digits is 15482880, while the sum is 57.

The spelling of 134488175646 in words is "one hundred thirty-four billion, four hundred eighty-eight million, one hundred seventy-five thousand, six hundred forty-six".