70259974867 has 2 divisors, whose sum is σ = 70259974868. Its totient is φ = 70259974866.

The previous prime is 70259974817. The next prime is 70259974907. The reversal of 70259974867 is 76847995207.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70259974867 - 2³¹ = 68112491219 is a prime.

It is a super-2 number, since 2×70259974867² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 70259974799 and 70259974808.

It is not a weakly prime, because it can be changed into another prime (70259974817) 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, 35129987433 + 35129987434.

It is an arithmetic number, because the mean of its divisors is an integer number (35129987434).

Almost surely, 2^70259974867 is an apocalyptic number.

70259974867 is a deficient number, since it is larger than the sum of its proper divisors (1).

70259974867 is an equidigital number, since it uses as much as digits as its factorization.

70259974867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 53343360, while the sum is 64.

The spelling of 70259974867 in words is "seventy billion, two hundred fifty-nine million, nine hundred seventy-four thousand, eight hundred sixty-seven".