75473004663 has 32 divisors (see below), whose sum is σ = 127832478720. Its totient is φ = 43111401120.

The previous prime is 75473004637. The next prime is 75473004667. The reversal of 75473004663 is 36640037457.

75473004663 is a `hidden beast` number, since 7 + 547 + 3 + 0 + 0 + 46 + 63 = 666.

It is not a de Polignac number, because 75473004663 - 2¹³ = 75472996471 is a prime.

It is a super-2 number, since 2×75473004663² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75473004667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 445206 + ... + 590892.

It is an arithmetic number, because the mean of its divisors is an integer number (3994764960).

Almost surely, 2^75473004663 is an apocalyptic number.

75473004663 is a deficient number, since it is larger than the sum of its proper divisors (52359474057).

75473004663 is a wasteful number, since it uses less digits than its factorization.

75473004663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148444 (or 148438 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 45.

The spelling of 75473004663 in words is "seventy-five billion, four hundred seventy-three million, four thousand, six hundred sixty-three".