75577533307 has 12 divisors (see below), whose sum is σ = 79022996584. Its totient is φ = 72276351840.

The previous prime is 75577533289. The next prime is 75577533313. The reversal of 75577533307 is 70333577557.

It is not a de Polignac number, because 75577533307 - 2¹¹ = 75577531259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (75577533397) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 3121207 + ... + 3145327.

Almost surely, 2^75577533307 is an apocalyptic number.

75577533307 is a deficient number, since it is larger than the sum of its proper divisors (3445463277).

75577533307 is a wasteful number, since it uses less digits than its factorization.

75577533307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30090 (or 30067 counting only the distinct ones).

The product of its (nonzero) digits is 8103375, while the sum is 52.

The spelling of 75577533307 in words is "seventy-five billion, five hundred seventy-seven million, five hundred thirty-three thousand, three hundred seven".