70036673977 has 2 divisors, whose sum is σ = 70036673978. Its totient is φ = 70036673976.

The previous prime is 70036673951. The next prime is 70036674011. The reversal of 70036673977 is 77937663007.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69856604416 + 180069561 = 264304^2 + 13419^2 .

It is an emirp because it is prime and its reverse (77937663007) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70036673977 - 2³¹ = 67889190329 is a prime.

It is not a weakly prime, because it can be changed into another prime (70036673947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35018336988 + 35018336989.

It is an arithmetic number, because the mean of its divisors is an integer number (35018336989).

Almost surely, 2^70036673977 is an apocalyptic number.

It is an amenable number.

70036673977 is a deficient number, since it is larger than the sum of its proper divisors (1).

70036673977 is an equidigital number, since it uses as much as digits as its factorization.

70036673977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7001316, while the sum is 55.

The spelling of 70036673977 in words is "seventy billion, thirty-six million, six hundred seventy-three thousand, nine hundred seventy-seven".