5426431616 has 64 divisors (see below), whose sum is σ = 11469696000. Its totient is φ = 2550030336.

The previous prime is 5426431609. The next prime is 5426431651. The reversal of 5426431616 is 6161346245.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a self number, because there is not a number n which added to its sum of digits gives 5426431616.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 300080 + ... + 317648.

It is an arithmetic number, because the mean of its divisors is an integer number (179214000).

Almost surely, 2^5426431616 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 5426431616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5734848000).

5426431616 is an abundant number, since it is smaller than the sum of its proper divisors (6043264384).

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

5426431616 is a wasteful number, since it uses less digits than its factorization.

5426431616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17729 (or 17717 counting only the distinct ones).

The product of its digits is 103680, while the sum is 38.

The square root of 5426431616 is about 73664.3171148691. The cubic root of 5426431616 is about 1757.2684487275.

The spelling of 5426431616 in words is "five billion, four hundred twenty-six million, four hundred thirty-one thousand, six hundred sixteen".