74528597053 has 2 divisors, whose sum is σ = 74528597054. Its totient is φ = 74528597052.

The previous prime is 74528596999. The next prime is 74528597137. The reversal of 74528597053 is 35079582547.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52946930404 + 21581666649 = 230102^2 + 146907^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74528597053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74528596985 and 74528597003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74528597153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37264298526 + 37264298527.

It is an arithmetic number, because the mean of its divisors is an integer number (37264298527).

Almost surely, 2^74528597053 is an apocalyptic number.

It is an amenable number.

74528597053 is a deficient number, since it is larger than the sum of its proper divisors (1).

74528597053 is an equidigital number, since it uses as much as digits as its factorization.

74528597053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10584000, while the sum is 55.

The spelling of 74528597053 in words is "seventy-four billion, five hundred twenty-eight million, five hundred ninety-seven thousand, fifty-three".