70361366868 has 72 divisors (see below), whose sum is σ = 196716062088. Its totient is φ = 21064520448.

The previous prime is 70361366837. The next prime is 70361366909. The reversal of 70361366868 is 86866316307.

It can be written as a sum of positive squares in 4 ways, for example, as 3667271364 + 66694095504 = 60558^2 + 258252^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2014371 + ... + 2049002.

It is an arithmetic number, because the mean of its divisors is an integer number (2732167529).

Almost surely, 2^70361366868 is an apocalyptic number.

70361366868 is a gapful number since it is divisible by the number (78) formed by its first and last digit.

It is an amenable number.

70361366868 is an abundant number, since it is smaller than the sum of its proper divisors (126354695220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70361366868 is a wasteful number, since it uses less digits than its factorization.

70361366868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4063433 (or 4063428 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 54.

The spelling of 70361366868 in words is "seventy billion, three hundred sixty-one million, three hundred sixty-six thousand, eight hundred sixty-eight".