70677417749 has 2 divisors, whose sum is σ = 70677417750. Its totient is φ = 70677417748.

The previous prime is 70677417689. The next prime is 70677417799. The reversal of 70677417749 is 94771477607.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 69599937124 + 1077480625 = 263818^2 + 32825^2 .

It is a cyclic number.

It is not a de Polignac number, because 70677417749 - 2²⁰ = 70676369173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70677417799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35338708874 + 35338708875.

It is an arithmetic number, because the mean of its divisors is an integer number (35338708875).

Almost surely, 2^70677417749 is an apocalyptic number.

It is an amenable number.

70677417749 is a deficient number, since it is larger than the sum of its proper divisors (1).

70677417749 is an equidigital number, since it uses as much as digits as its factorization.

70677417749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14521248, while the sum is 59.

The spelling of 70677417749 in words is "seventy billion, six hundred seventy-seven million, four hundred seventeen thousand, seven hundred forty-nine".