127640214607 has 2 divisors, whose sum is σ = 127640214608. Its totient is φ = 127640214606.

The previous prime is 127640214599. The next prime is 127640214617. The reversal of 127640214607 is 706412046721.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 127640214607 - 2³ = 127640214599 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 127640214607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (127640214617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63820107303 + 63820107304.

It is an arithmetic number, because the mean of its divisors is an integer number (63820107304).

Almost surely, 2^127640214607 is an apocalyptic number.

127640214607 is a deficient number, since it is larger than the sum of its proper divisors (1).

127640214607 is an equidigital number, since it uses as much as digits as its factorization.

127640214607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112896, while the sum is 40.

The spelling of 127640214607 in words is "one hundred twenty-seven billion, six hundred forty million, two hundred fourteen thousand, six hundred seven".