9964770023 has 8 divisors (see below), whose sum is σ = 10770035808. Its totient is φ = 9165039264.

The previous prime is 9964769981. The next prime is 9964770043. The reversal of 9964770023 is 3200774699.

9964770023 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9964770023 - 2¹⁰ = 9964768999 is a prime.

It is a super-2 number, since 2×9964770023² (a number of 21 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 9964770023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9964770043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1380011 + ... + 1387212.

It is an arithmetic number, because the mean of its divisors is an integer number (1346254476).

Almost surely, 2^9964770023 is an apocalyptic number.

9964770023 is a deficient number, since it is larger than the sum of its proper divisors (805265785).

9964770023 is a wasteful number, since it uses less digits than its factorization.

9964770023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2767513.

The product of its (nonzero) digits is 571536, while the sum is 47.

The square root of 9964770023 is about 99823.6946972010. The cubic root of 9964770023 is about 2151.9016902957.

The spelling of 9964770023 in words is "nine billion, nine hundred sixty-four million, seven hundred seventy thousand, twenty-three".