4123522368 has 168 divisors, whose sum is σ = 13660770240. Its totient is φ = 1164810240.

The previous prime is 4123522339. The next prime is 4123522399. The reversal of 4123522368 is 8632253214.

4123522368 is a `hidden beast` number, since 4 + 123 + 522 + 3 + 6 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (168).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 353103 + ... + 364593.

Almost surely, 2^4123522368 is an apocalyptic number.

4123522368 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4123522368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6830385120).

4123522368 is an abundant number, since it is smaller than the sum of its proper divisors (9537247872).

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

4123522368 is a wasteful number, since it uses less digits than its factorization.

4123522368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11605 (or 11592 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 4123522368 is about 64214.6585134578. The cubic root of 4123522368 is about 1603.5756449412.

The spelling of 4123522368 in words is "four billion, one hundred twenty-three million, five hundred twenty-two thousand, three hundred sixty-eight".