134547772436 has 96 divisors (see below), whose sum is σ = 301292006400. Its totient is φ = 51057895680.

The previous prime is 134547772423. The next prime is 134547772439. The reversal of 134547772436 is 634277745431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134547772439) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1799975 + ... + 1873233.

It is an arithmetic number, because the mean of its divisors is an integer number (3138458400).

Almost surely, 2^134547772436 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134547772436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150646003200).

134547772436 is an abundant number, since it is smaller than the sum of its proper divisors (166744233964).

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

134547772436 is a wasteful number, since it uses less digits than its factorization.

134547772436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73437 (or 73435 counting only the distinct ones).

The product of its digits is 11854080, while the sum is 53.

The spelling of 134547772436 in words is "one hundred thirty-four billion, five hundred forty-seven million, seven hundred seventy-two thousand, four hundred thirty-six".