9954420565 has 8 divisors (see below), whose sum is σ = 12024413568. Its totient is φ = 7910797200.

The previous prime is 9954420529. The next prime is 9954420583. The reversal of 9954420565 is 5650244599.

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

It is not a de Polignac number, because 9954420565 - 2²⁵ = 9920866133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6591577 + ... + 6593086.

It is an arithmetic number, because the mean of its divisors is an integer number (1503051696).

Almost surely, 2^9954420565 is an apocalyptic number.

It is an amenable number.

9954420565 is a deficient number, since it is larger than the sum of its proper divisors (2069993003).

9954420565 is a wasteful number, since it uses less digits than its factorization.

9954420565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13184819.

The product of its (nonzero) digits is 1944000, while the sum is 49.

The square root of 9954420565 is about 99771.8425458806. The cubic root of 9954420565 is about 2151.1564404195.

The spelling of 9954420565 in words is "nine billion, nine hundred fifty-four million, four hundred twenty thousand, five hundred sixty-five".