75112228897 has 2 divisors, whose sum is σ = 75112228898. Its totient is φ = 75112228896.

The previous prime is 75112228861. The next prime is 75112228901. The reversal of 75112228897 is 79882221157.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74180514321 + 931714576 = 272361^2 + 30524^2 .

It is a cyclic number.

It is not a de Polignac number, because 75112228897 - 2²³ = 75103840289 is a prime.

It is not a weakly prime, because it can be changed into another prime (75112228847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37556114448 + 37556114449.

It is an arithmetic number, because the mean of its divisors is an integer number (37556114449).

Almost surely, 2^75112228897 is an apocalyptic number.

It is an amenable number.

75112228897 is a deficient number, since it is larger than the sum of its proper divisors (1).

75112228897 is an equidigital number, since it uses as much as digits as its factorization.

75112228897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1128960, while the sum is 52.

The spelling of 75112228897 in words is "seventy-five billion, one hundred twelve million, two hundred twenty-eight thousand, eight hundred ninety-seven".