74520233202533 has 2 divisors, whose sum is σ = 74520233202534. Its totient is φ = 74520233202532.

The previous prime is 74520233202463. The next prime is 74520233202551. The reversal of 74520233202533 is 33520233202547.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44855729343364 + 29664503859169 = 6697442^2 + 5446513^2 .

It is a cyclic number.

It is not a de Polignac number, because 74520233202533 - 2¹⁰ = 74520233201509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74520233202733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37260116601266 + 37260116601267.

It is an arithmetic number, because the mean of its divisors is an integer number (37260116601267).

Almost surely, 2^{74520233202533} is an apocalyptic number.

It is an amenable number.

74520233202533 is a deficient number, since it is larger than the sum of its proper divisors (1).

74520233202533 is an equidigital number, since it uses as much as digits as its factorization.

74520233202533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 907200, while the sum is 41.

The spelling of 74520233202533 in words is "seventy-four trillion, five hundred twenty billion, two hundred thirty-three million, two hundred two thousand, five hundred thirty-three".