75133053454572 has 144 divisors (see below), whose sum is σ = 195179108997600. Its totient is φ = 24354774097920.

The previous prime is 75133053454517. The next prime is 75133053454609. The reversal of 75133053454572 is 27545435033157.

It is a happy number.

75133053454572 is a `hidden beast` number, since 7 + 5 + 1 + 3 + 3 + 0 + 534 + 54 + 57 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2193072379 + ... + 2193106637.

It is an arithmetic number, because the mean of its divisors is an integer number (1355410479150).

Almost surely, 2^{75133053454572} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 75133053454572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97589554498800).

75133053454572 is an abundant number, since it is smaller than the sum of its proper divisors (120046055543028).

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

75133053454572 is a wasteful number, since it uses less digits than its factorization.

75133053454572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39056 (or 39051 counting only the distinct ones).

The product of its (nonzero) digits is 26460000, while the sum is 54.

The spelling of 75133053454572 in words is "seventy-five trillion, one hundred thirty-three billion, fifty-three million, four hundred fifty-four thousand, five hundred seventy-two".