49535548612172 has 96 divisors (see below), whose sum is σ = 107627639970816. Its totient is φ = 19462493030400.

The previous prime is 49535548612169. The next prime is 49535548612237. The reversal of 49535548612172 is 27121684553594.

It is a happy number.

49535548612172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10303343 + ... + 14325849.

It is an arithmetic number, because the mean of its divisors is an integer number (1121121249696).

Almost surely, 2^{49535548612172} 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 49535548612172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53813819985408).

49535548612172 is an abundant number, since it is smaller than the sum of its proper divisors (58092091358644).

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

49535548612172 is a wasteful number, since it uses less digits than its factorization.

49535548612172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4023207 (or 4023205 counting only the distinct ones).

The product of its digits is 72576000, while the sum is 62.

The spelling of 49535548612172 in words is "forty-nine trillion, five hundred thirty-five billion, five hundred forty-eight million, six hundred twelve thousand, one hundred seventy-two".