5194846440 has 256 divisors, whose sum is σ = 20063116800. Its totient is φ = 1171003392.

The previous prime is 5194846439. The next prime is 5194846453. The reversal of 5194846440 is 446484915.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 547174 + ... + 556586.

It is an arithmetic number, because the mean of its divisors is an integer number (78371550).

Almost surely, 2^5194846440 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 5194846440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10031558400).

5194846440 is an abundant number, since it is smaller than the sum of its proper divisors (14868270360).

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

5194846440 is a wasteful number, since it uses less digits than its factorization.

5194846440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9513 (or 9503 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The square root of 5194846440 is about 72075.2831420037. The cubic root of 5194846440 is about 1731.9056862205.

The spelling of 5194846440 in words is "five billion, one hundred ninety-four million, eight hundred forty-six thousand, four hundred forty".