75000000001 has 2 divisors, whose sum is σ = 75000000002. Its totient is φ = 75000000000.

The previous prime is 74999999989. The next prime is 75000000011. The reversal of 75000000001 is 10000000057.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48690835600 + 26309164401 = 220660^2 + 162201^2 .

It is a cyclic number.

It is not a de Polignac number, because 75000000001 - 2²³ = 74991611393 is a prime.

It is not a weakly prime, because it can be changed into another prime (75000000011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37500000000 + 37500000001.

It is an arithmetic number, because the mean of its divisors is an integer number (37500000001).

Almost surely, 2^75000000001 is an apocalyptic number.

It is an amenable number.

75000000001 is a deficient number, since it is larger than the sum of its proper divisors (1).

75000000001 is an equidigital number, since it uses as much as digits as its factorization.

75000000001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35, while the sum is 13.

Adding to 75000000001 its reverse (10000000057), we get a palindrome (85000000058).

The spelling of 75000000001 in words is "seventy-five billion, one", and thus it is an aban number and an uban number.