75612748027 has 2 divisors, whose sum is σ = 75612748028. Its totient is φ = 75612748026.

The previous prime is 75612748021. The next prime is 75612748039. The reversal of 75612748027 is 72084721657.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75612748027 is a prime.

It is not a weakly prime, because it can be changed into another prime (75612748021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37806374013 + 37806374014.

It is an arithmetic number, because the mean of its divisors is an integer number (37806374014).

Almost surely, 2^75612748027 is an apocalyptic number.

75612748027 is a deficient number, since it is larger than the sum of its proper divisors (1).

75612748027 is an equidigital number, since it uses as much as digits as its factorization.

75612748027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1317120, while the sum is 49.

The spelling of 75612748027 in words is "seventy-five billion, six hundred twelve million, seven hundred forty-eight thousand, twenty-seven".