9438358545 has 160 divisors (see below), whose sum is σ = 22012784640. Its totient is φ = 3751608960.

The previous prime is 9438358543. The next prime is 9438358583. The reversal of 9438358545 is 5458538349.

9438358545 is a `hidden beast` number, since 9 + 43 + 8 + 3 + 58 + 545 = 666.

It is not a de Polignac number, because 9438358545 - 2¹ = 9438358543 is a prime.

It is a super-2 number, since 2×9438358545² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9438358491 and 9438358500.

It is not an unprimeable number, because it can be changed into a prime (9438358543) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 710676 + ... + 723834.

It is an arithmetic number, because the mean of its divisors is an integer number (137579904).

Almost surely, 2^9438358545 is an apocalyptic number.

It is an amenable number.

9438358545 is an abundant number, since it is smaller than the sum of its proper divisors (12574426095).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9438358545 is a wasteful number, since it uses less digits than its factorization.

9438358545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13217 (or 13208 counting only the distinct ones).

The product of its digits is 10368000, while the sum is 54.

The square root of 9438358545 is about 97151.2148405773. The cubic root of 9438358545 is about 2113.3211061504.

The spelling of 9438358545 in words is "nine billion, four hundred thirty-eight million, three hundred fifty-eight thousand, five hundred forty-five".