9557364421 has 8 divisors (see below), whose sum is σ = 10429861824. Its totient is φ = 8685474720.

The previous prime is 9557364407. The next prime is 9557364431. The reversal of 9557364421 is 1244637559.

It is a happy number.

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 9557364421 - 2⁷ = 9557364293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9557364431) 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, 118720 + ... + 182233.

It is an arithmetic number, because the mean of its divisors is an integer number (1303732728).

Almost surely, 2^9557364421 is an apocalyptic number.

It is an amenable number.

9557364421 is a deficient number, since it is larger than the sum of its proper divisors (872497403).

9557364421 is a wasteful number, since it uses less digits than its factorization.

9557364421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303851.

The product of its digits is 907200, while the sum is 46.

The square root of 9557364421 is about 97761.7738229007. The cubic root of 9557364421 is about 2122.1661451688.

The spelling of 9557364421 in words is "nine billion, five hundred fifty-seven million, three hundred sixty-four thousand, four hundred twenty-one".