70643099312 has 10 divisors (see below), whose sum is σ = 136871004948. Its totient is φ = 35321549648.

The previous prime is 70643099311. The next prime is 70643099333. The reversal of 70643099312 is 21399034607.

It is not an unprimeable number, because it can be changed into a prime (70643099311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2207596838 + ... + 2207596869.

Almost surely, 2^70643099312 is an apocalyptic number.

It is an amenable number.

70643099312 is a deficient number, since it is larger than the sum of its proper divisors (66227905636).

70643099312 is a wasteful number, since it uses less digits than its factorization.

70643099312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4415193715 (or 4415193709 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 44.

The spelling of 70643099312 in words is "seventy billion, six hundred forty-three million, ninety-nine thousand, three hundred twelve".