61530036071327 has 2 divisors, whose sum is σ = 61530036071328. Its totient is φ = 61530036071326.

The previous prime is 61530036071281. The next prime is 61530036071389. The reversal of 61530036071327 is 72317063003516.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61530036071327 - 2¹⁰ = 61530036070303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61530036071827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30765018035663 + 30765018035664.

It is an arithmetic number, because the mean of its divisors is an integer number (30765018035664).

Almost surely, 2^{61530036071327} is an apocalyptic number.

61530036071327 is a deficient number, since it is larger than the sum of its proper divisors (1).

61530036071327 is an equidigital number, since it uses as much as digits as its factorization.

61530036071327 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 476280, while the sum is 44.

The spelling of 61530036071327 in words is "sixty-one trillion, five hundred thirty billion, thirty-six million, seventy-one thousand, three hundred twenty-seven".