75223602432 has 432 divisors, whose sum is σ = 245802053952. Its totient is φ = 21923758080.

The previous prime is 75223602341. The next prime is 75223602439. The reversal of 75223602432 is 23420632257.

75223602432 is a `hidden beast` number, since 7 + 5 + 2 + 2 + 3 + 602 + 43 + 2 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75223602439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 90959203 + ... + 90960029.

It is an arithmetic number, because the mean of its divisors is an integer number (568986236).

Almost surely, 2^75223602432 is an apocalyptic number.

75223602432 is a gapful number since it is divisible by the number (72) 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 75223602432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122901026976).

75223602432 is an abundant number, since it is smaller than the sum of its proper divisors (170578451520).

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

75223602432 is a wasteful number, since it uses less digits than its factorization.

75223602432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994 (or 977 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 36.

The spelling of 75223602432 in words is "seventy-five billion, two hundred twenty-three million, six hundred two thousand, four hundred thirty-two".