75810625057 has 2 divisors, whose sum is σ = 75810625058. Its totient is φ = 75810625056.

The previous prime is 75810625021. The next prime is 75810625067. The reversal of 75810625057 is 75052601857.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74115162081 + 1695462976 = 272241^2 + 41176^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75810625057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 75810624998 and 75810625016.

It is not a weakly prime, because it can be changed into another prime (75810625067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37905312528 + 37905312529.

It is an arithmetic number, because the mean of its divisors is an integer number (37905312529).

Almost surely, 2^75810625057 is an apocalyptic number.

It is an amenable number.

75810625057 is a deficient number, since it is larger than the sum of its proper divisors (1).

75810625057 is an equidigital number, since it uses as much as digits as its factorization.

75810625057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 588000, while the sum is 46.

The spelling of 75810625057 in words is "seventy-five billion, eight hundred ten million, six hundred twenty-five thousand, fifty-seven".