70825497009 has 4 divisors (see below), whose sum is σ = 94433996016. Its totient is φ = 47216998004.

The previous prime is 70825497007. The next prime is 70825497073. The reversal of 70825497009 is 90079452807.

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 70825497009 - 2¹ = 70825497007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70825497007) 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, 11804249499 + ... + 11804249504.

It is an arithmetic number, because the mean of its divisors is an integer number (23608499004).

Almost surely, 2^70825497009 is an apocalyptic number.

It is an amenable number.

70825497009 is a deficient number, since it is larger than the sum of its proper divisors (23608499007).

70825497009 is a wasteful number, since it uses less digits than its factorization.

70825497009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23608499006.

The product of its (nonzero) digits is 1270080, while the sum is 51.

The spelling of 70825497009 in words is "seventy billion, eight hundred twenty-five million, four hundred ninety-seven thousand, nine".