43554192136 has 128 divisors (see below), whose sum is σ = 105336000000. Its totient is φ = 16764039936.

The previous prime is 43554192131. The next prime is 43554192139. The reversal of 43554192136 is 63129145534.

It is a junction number, because it is equal to n+sod(n) for n = 43554192092 and 43554192101.

It is not an unprimeable number, because it can be changed into a prime (43554192131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1303365 + ... + 1336363.

It is an arithmetic number, because the mean of its divisors is an integer number (822937500).

Almost surely, 2^43554192136 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 43554192136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52668000000).

43554192136 is an abundant number, since it is smaller than the sum of its proper divisors (61781807864).

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

43554192136 is a wasteful number, since it uses less digits than its factorization.

43554192136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33076 (or 33058 counting only the distinct ones).

The product of its digits is 388800, while the sum is 43.

The spelling of 43554192136 in words is "forty-three billion, five hundred fifty-four million, one hundred ninety-two thousand, one hundred thirty-six".