123549650304 has 64 divisors (see below), whose sum is σ = 331365066240. Its totient is φ = 40783366656.

The previous prime is 123549650297. The next prime is 123549650309. The reversal of 123549650304 is 403056945321.

123549650304 is digitally balanced in base 3 and base 7, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123549650309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1522312 + ... + 1601415.

It is an arithmetic number, because the mean of its divisors is an integer number (5177579160).

Almost surely, 2^123549650304 is an apocalyptic number.

It is an amenable number.

123549650304 is an abundant number, since it is smaller than the sum of its proper divisors (207815415936).

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

123549650304 is a wasteful number, since it uses less digits than its factorization.

123549650304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3123847 (or 3123835 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 123549650304 in words is "one hundred twenty-three billion, five hundred forty-nine million, six hundred fifty thousand, three hundred four".