70615611701993 has 2 divisors, whose sum is σ = 70615611701994. Its totient is φ = 70615611701992.

The previous prime is 70615611701969. The next prime is 70615611702169. The reversal of 70615611701993 is 39910711651607.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42436469291584 + 28179142410409 = 6514328^2 + 5308403^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70615611701993 is a prime.

It is not a weakly prime, because it can be changed into another prime (70615611781993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35307805850996 + 35307805850997.

It is an arithmetic number, because the mean of its divisors is an integer number (35307805850997).

Almost surely, 2^{70615611701993} is an apocalyptic number.

It is an amenable number.

70615611701993 is a deficient number, since it is larger than the sum of its proper divisors (1).

70615611701993 is an equidigital number, since it uses as much as digits as its factorization.

70615611701993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2143260, while the sum is 56.

The spelling of 70615611701993 in words is "seventy trillion, six hundred fifteen billion, six hundred eleven million, seven hundred one thousand, nine hundred ninety-three".