746457213557057 has 2 divisors, whose sum is σ = 746457213557058. Its totient is φ = 746457213557056.

The previous prime is 746457213557017. The next prime is 746457213557071. The reversal of 746457213557057 is 750755312754647.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 495523449246736 + 250933764310321 = 22260356^2 + 15840889^2 .

It is a cyclic number.

It is not a de Polignac number, because 746457213557057 - 2³⁰ = 746456139815233 is a prime.

It is not a weakly prime, because it can be changed into another prime (746457213557017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373228606778528 + 373228606778529.

It is an arithmetic number, because the mean of its divisors is an integer number (373228606778529).

Almost surely, 2^{746457213557057} is an apocalyptic number.

It is an amenable number.

746457213557057 is a deficient number, since it is larger than the sum of its proper divisors (1).

746457213557057 is an equidigital number, since it uses as much as digits as its factorization.

746457213557057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864360000, while the sum is 68.

The spelling of 746457213557057 in words is "seven hundred forty-six trillion, four hundred fifty-seven billion, two hundred thirteen million, five hundred fifty-seven thousand, fifty-seven".