9400613544 has 384 divisors, whose sum is σ = 32191776000. Its totient is φ = 2533918464.

The previous prime is 9400613543. The next prime is 9400613557. The reversal of 9400613544 is 4453160049.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 9400613499 and 9400613508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9400613543) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 128775492 + ... + 128775564.

It is an arithmetic number, because the mean of its divisors is an integer number (83832750).

Almost surely, 2^9400613544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9400613544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16095888000).

9400613544 is an abundant number, since it is smaller than the sum of its proper divisors (22791162456).

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

9400613544 is a wasteful number, since it uses less digits than its factorization.

9400613544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171 (or 108 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 9400613544 is about 96956.7612082829. The cubic root of 9400613544 is about 2110.5002103908.

The spelling of 9400613544 in words is "nine billion, four hundred million, six hundred thirteen thousand, five hundred forty-four".