75133478088 has 48 divisors (see below), whose sum is σ = 203501411100. Its totient is φ = 25042657920.

The previous prime is 75133478047. The next prime is 75133478089. The reversal of 75133478088 is 88087433157.

75133478088 is a `hidden beast` number, since 7 + 513 + 3 + 47 + 8 + 0 + 88 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 74781465444 + 352012644 = 273462^2 + 18762^2 .

It is a super-2 number, since 2×75133478088² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (75133478089) 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, 1251478 + ... + 1310138.

Almost surely, 2^75133478088 is an apocalyptic number.

It is an amenable number.

75133478088 is an abundant number, since it is smaller than the sum of its proper divisors (128367933012).

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

75133478088 is a wasteful number, since it uses less digits than its factorization.

75133478088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76462 (or 76455 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 54.

The spelling of 75133478088 in words is "seventy-five billion, one hundred thirty-three million, four hundred seventy-eight thousand, eighty-eight".