70993337009 has 4 divisors (see below), whose sum is σ = 81135242304. Its totient is φ = 60851431716.

The previous prime is 70993337003. The next prime is 70993337029. The reversal of 70993337009 is 90073339907.

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, and also an emirpimes, since its reverse is a distinct semiprime: 90073339907 = 1171 ⋅76920017.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70993337009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70993337003) 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, 5070952637 + ... + 5070952650.

It is an arithmetic number, because the mean of its divisors is an integer number (20283810576).

Almost surely, 2^70993337009 is an apocalyptic number.

It is an amenable number.

70993337009 is a deficient number, since it is larger than the sum of its proper divisors (10141905295).

70993337009 is a wasteful number, since it uses less digits than its factorization.

70993337009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10141905294.

The product of its (nonzero) digits is 964467, while the sum is 50.

The spelling of 70993337009 in words is "seventy billion, nine hundred ninety-three million, three hundred thirty-seven thousand, nine".