75532440445 has 192 divisors, whose sum is σ = 121429808640. Its totient is φ = 44098560000.

The previous prime is 75532440371. The next prime is 75532440497. The reversal of 75532440445 is 54404423557.

It is not a de Polignac number, because 75532440445 - 2²⁹ = 74995569533 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 747845895 + ... + 747845995.

It is an arithmetic number, because the mean of its divisors is an integer number (632446920).

Almost surely, 2^75532440445 is an apocalyptic number.

It is an amenable number.

75532440445 is a deficient number, since it is larger than the sum of its proper divisors (45897368195).

75532440445 is a wasteful number, since it uses less digits than its factorization.

75532440445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308 (or 297 counting only the distinct ones).

The product of its (nonzero) digits is 1344000, while the sum is 43.

The spelling of 75532440445 in words is "seventy-five billion, five hundred thirty-two million, four hundred forty thousand, four hundred forty-five".