70343481441 has 4 divisors (see below), whose sum is σ = 93791308592. Its totient is φ = 46895654292.

The previous prime is 70343481437. The next prime is 70343481457. The reversal of 70343481441 is 14418434307.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 14418434307 = 3 ⋅4806144769.

It is not a de Polignac number, because 70343481441 - 2² = 70343481437 is a prime.

It is a super-2 number, since 2×70343481441² (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 70343481441.

It is not an unprimeable number, because it can be changed into a prime (70343488441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11723913571 + ... + 11723913576.

It is an arithmetic number, because the mean of its divisors is an integer number (23447827148).

Almost surely, 2^70343481441 is an apocalyptic number.

It is an amenable number.

70343481441 is a deficient number, since it is larger than the sum of its proper divisors (23447827151).

70343481441 is a wasteful number, since it uses less digits than its factorization.

70343481441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23447827150.

The product of its (nonzero) digits is 129024, while the sum is 39.

The spelling of 70343481441 in words is "seventy billion, three hundred forty-three million, four hundred eighty-one thousand, four hundred forty-one".