5985378408 has 64 divisors (see below), whose sum is σ = 15394104000. Its totient is φ = 1937889792.

The previous prime is 5985378407. The next prime is 5985378431. The reversal of 5985378408 is 8048735895.

It is a happy number.

It is a super-2 number, since 2×5985378408² = 71649509373905228928, which contains 22 as substring.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (5985378403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 544228 + ... + 555116.

It is an arithmetic number, because the mean of its divisors is an integer number (240532875).

Almost surely, 2^5985378408 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 5985378408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7697052000).

5985378408 is an abundant number, since it is smaller than the sum of its proper divisors (9408725592).

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

5985378408 is a wasteful number, since it uses less digits than its factorization.

5985378408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11554 (or 11550 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 57.

The square root of 5985378408 is about 77365.2273828495. The cubic root of 5985378408 is about 1815.6433257415.

The spelling of 5985378408 in words is "five billion, nine hundred eighty-five million, three hundred seventy-eight thousand, four hundred eight".