70565441073 has 4 divisors (see below), whose sum is σ = 94087254768. Its totient is φ = 47043627380.

The previous prime is 70565441053. The next prime is 70565441087. The reversal of 70565441073 is 37014456507.

It is a happy number.

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.

It is a cyclic number.

It is not a de Polignac number, because 70565441073 - 2⁵ = 70565441041 is a prime.

It is a super-3 number, since 3×70565441073³ (a number of 34 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (70565441053) 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, 11760906843 + ... + 11760906848.

It is an arithmetic number, because the mean of its divisors is an integer number (23521813692).

Almost surely, 2^70565441073 is an apocalyptic number.

It is an amenable number.

70565441073 is a deficient number, since it is larger than the sum of its proper divisors (23521813695).

70565441073 is a wasteful number, since it uses less digits than its factorization.

70565441073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23521813694.

The product of its (nonzero) digits is 352800, while the sum is 42.

The spelling of 70565441073 in words is "seventy billion, five hundred sixty-five million, four hundred forty-one thousand, seventy-three".