74352545957 has 2 divisors, whose sum is σ = 74352545958. Its totient is φ = 74352545956.

The previous prime is 74352545903. The next prime is 74352545983. The reversal of 74352545957 is 75954525347.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71660077636 + 2692468321 = 267694^2 + 51889^2 .

It is a cyclic number.

It is not a de Polignac number, because 74352545957 - 2²² = 74348351653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74352545987) 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 as a sum of consecutive naturals, namely, 37176272978 + 37176272979.

It is an arithmetic number, because the mean of its divisors is an integer number (37176272979).

Almost surely, 2^74352545957 is an apocalyptic number.

It is an amenable number.

74352545957 is a deficient number, since it is larger than the sum of its proper divisors (1).

74352545957 is an equidigital number, since it uses as much as digits as its factorization.

74352545957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26460000, while the sum is 56.

The spelling of 74352545957 in words is "seventy-four billion, three hundred fifty-two million, five hundred forty-five thousand, nine hundred fifty-seven".