5444778574 has 4 divisors (see below), whose sum is σ = 8167167864. Its totient is φ = 2722389286.

The previous prime is 5444778571. The next prime is 5444778587. The reversal of 5444778574 is 4758774445.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×5444778574² = 59291227439778946952, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5444778571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1361194642 + ... + 1361194645.

It is an arithmetic number, because the mean of its divisors is an integer number (2041791966).

Almost surely, 2^5444778574 is an apocalyptic number.

5444778574 is a deficient number, since it is larger than the sum of its proper divisors (2722389290).

5444778574 is a wasteful number, since it uses less digits than its factorization.

5444778574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2722389289.

The product of its digits is 17561600, while the sum is 55.

The square root of 5444778574 is about 73788.7428677302. The cubic root of 5444778574 is about 1759.2466832495.

The spelling of 5444778574 in words is "five billion, four hundred forty-four million, seven hundred seventy-eight thousand, five hundred seventy-four".