70433771107 has 4 divisors (see below), whose sum is σ = 80495738416. Its totient is φ = 60371803800.

The previous prime is 70433771027. The next prime is 70433771173. The reversal of 70433771107 is 70117733407.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70117733407 = 97 ⋅722863231.

It is a de Polignac number, because none of the positive numbers 2^k-70433771107 is a prime.

It is a super-2 number, since 2×70433771107² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 70433771107.

It is not an unprimeable number, because it can be changed into a prime (70433772107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5030983644 + ... + 5030983657.

It is an arithmetic number, because the mean of its divisors is an integer number (20123934604).

Almost surely, 2^70433771107 is an apocalyptic number.

70433771107 is a deficient number, since it is larger than the sum of its proper divisors (10061967309).

70433771107 is a wasteful number, since it uses less digits than its factorization.

70433771107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10061967308.

The product of its (nonzero) digits is 86436, while the sum is 40.

The spelling of 70433771107 in words is "seventy billion, four hundred thirty-three million, seven hundred seventy-one thousand, one hundred seven".