83078665473707 has 2 divisors, whose sum is σ = 83078665473708. Its totient is φ = 83078665473706.

The previous prime is 83078665473691. The next prime is 83078665473721. The reversal of 83078665473707 is 70737456687038.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83078665473707 - 2⁴ = 83078665473691 is a prime.

It is not a weakly prime, because it can be changed into another prime (83078665473407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41539332736853 + 41539332736854.

It is an arithmetic number, because the mean of its divisors is an integer number (41539332736854).

Almost surely, 2^{83078665473707} is an apocalyptic number.

83078665473707 is a deficient number, since it is larger than the sum of its proper divisors (1).

83078665473707 is an equidigital number, since it uses as much as digits as its factorization.

83078665473707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 995742720, while the sum is 71.

The spelling of 83078665473707 in words is "eighty-three trillion, seventy-eight billion, six hundred sixty-five million, four hundred seventy-three thousand, seven hundred seven".