75551101697 has 2 divisors, whose sum is σ = 75551101698. Its totient is φ = 75551101696.

The previous prime is 75551101693. The next prime is 75551101733. The reversal of 75551101697 is 79610115557.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74432934976 + 1118166721 = 272824^2 + 33439^2 .

It is a cyclic number.

It is not a de Polignac number, because 75551101697 - 2² = 75551101693 is a prime.

It is not a weakly prime, because it can be changed into another prime (75551101693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37775550848 + 37775550849.

It is an arithmetic number, because the mean of its divisors is an integer number (37775550849).

Almost surely, 2^75551101697 is an apocalyptic number.

It is an amenable number.

75551101697 is a deficient number, since it is larger than the sum of its proper divisors (1).

75551101697 is an equidigital number, since it uses as much as digits as its factorization.

75551101697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 330750, while the sum is 47.

The spelling of 75551101697 in words is "seventy-five billion, five hundred fifty-one million, one hundred one thousand, six hundred ninety-seven".