70616101961 has 2 divisors, whose sum is σ = 70616101962. Its totient is φ = 70616101960.

The previous prime is 70616101951. The next prime is 70616101979. The reversal of 70616101961 is 16910161607.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66605286400 + 4010815561 = 258080^2 + 63331^2 .

It is a cyclic number.

It is not a de Polignac number, because 70616101961 - 2¹⁸ = 70615839817 is a prime.

It is not a weakly prime, because it can be changed into another prime (70616101921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35308050980 + 35308050981.

It is an arithmetic number, because the mean of its divisors is an integer number (35308050981).

Almost surely, 2^70616101961 is an apocalyptic number.

It is an amenable number.

70616101961 is a deficient number, since it is larger than the sum of its proper divisors (1).

70616101961 is an equidigital number, since it uses as much as digits as its factorization.

70616101961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 38.

The spelling of 70616101961 in words is "seventy billion, six hundred sixteen million, one hundred one thousand, nine hundred sixty-one".