70663275943 has 4 divisors (see below), whose sum is σ = 76098912568. Its totient is φ = 65227639320.

The previous prime is 70663275919. The next prime is 70663275997. The reversal of 70663275943 is 34957236607.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 70663275943 - 2¹³ = 70663267751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70663273943) 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, 2717818293 + ... + 2717818318.

It is an arithmetic number, because the mean of its divisors is an integer number (19024728142).

Almost surely, 2^70663275943 is an apocalyptic number.

70663275943 is a deficient number, since it is larger than the sum of its proper divisors (5435636625).

70663275943 is a wasteful number, since it uses less digits than its factorization.

70663275943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5435636624.

The product of its (nonzero) digits is 5715360, while the sum is 52.

The spelling of 70663275943 in words is "seventy billion, six hundred sixty-three million, two hundred seventy-five thousand, nine hundred forty-three".