674533690057 has 2 divisors, whose sum is σ = 674533690058. Its totient is φ = 674533690056.

The previous prime is 674533689989. The next prime is 674533690073. The reversal of 674533690057 is 750096335476.

674533690057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 515393332281 + 159140357776 = 717909^2 + 398924^2 .

It is a cyclic number.

It is not a de Polignac number, because 674533690057 - 2³⁹ = 124777876169 is a prime.

It is not a weakly prime, because it can be changed into another prime (674533690657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337266845028 + 337266845029.

It is an arithmetic number, because the mean of its divisors is an integer number (337266845029).

Almost surely, 2^674533690057 is an apocalyptic number.

It is an amenable number.

674533690057 is a deficient number, since it is larger than the sum of its proper divisors (1).

674533690057 is an equidigital number, since it uses as much as digits as its factorization.

674533690057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14288400, while the sum is 55.

The spelling of 674533690057 in words is "six hundred seventy-four billion, five hundred thirty-three million, six hundred ninety thousand, fifty-seven".