30516432500077 has 2 divisors, whose sum is σ = 30516432500078. Its totient is φ = 30516432500076.

The previous prime is 30516432500011. The next prime is 30516432500083. The reversal of 30516432500077 is 77000523461503.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28433060694756 + 2083371805321 = 5332266^2 + 1443389^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30516432500077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30516432500977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15258216250038 + 15258216250039.

It is an arithmetic number, because the mean of its divisors is an integer number (15258216250039).

Almost surely, 2^{30516432500077} is an apocalyptic number.

It is an amenable number.

30516432500077 is a deficient number, since it is larger than the sum of its proper divisors (1).

30516432500077 is an equidigital number, since it uses as much as digits as its factorization.

30516432500077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 529200, while the sum is 43.

The spelling of 30516432500077 in words is "thirty trillion, five hundred sixteen billion, four hundred thirty-two million, five hundred thousand, seventy-seven".