70443804411 has 32 divisors (see below), whose sum is σ = 107614832640. Its totient is φ = 45513576000.

The previous prime is 70443804391. The next prime is 70443804413. The reversal of 70443804411 is 11440834407.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-70443804411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70443804413) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43555 + ... + 377868.

It is an arithmetic number, because the mean of its divisors is an integer number (3362963520).

Almost surely, 2^70443804411 is an apocalyptic number.

70443804411 is a deficient number, since it is larger than the sum of its proper divisors (37171028229).

70443804411 is a wasteful number, since it uses less digits than its factorization.

70443804411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421624 (or 421618 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 36.

The spelling of 70443804411 in words is "seventy billion, four hundred forty-three million, eight hundred four thousand, four hundred eleven".