75457084627 has 2 divisors, whose sum is σ = 75457084628. Its totient is φ = 75457084626.

The previous prime is 75457084597. The next prime is 75457084639. The reversal of 75457084627 is 72648075457.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75457084627 is a prime.

It is not a weakly prime, because it can be changed into another prime (75457084667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37728542313 + 37728542314.

It is an arithmetic number, because the mean of its divisors is an integer number (37728542314).

Almost surely, 2^75457084627 is an apocalyptic number.

75457084627 is a deficient number, since it is larger than the sum of its proper divisors (1).

75457084627 is an equidigital number, since it uses as much as digits as its factorization.

75457084627 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13171200, while the sum is 55.

The spelling of 75457084627 in words is "seventy-five billion, four hundred fifty-seven million, eighty-four thousand, six hundred twenty-seven".