5520646446 has 24 divisors (see below), whose sum is σ = 12843953640. Its totient is φ = 1577327472.

The previous prime is 5520646399. The next prime is 5520646447. The reversal of 5520646446 is 6446460255.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 5520646398 and 5520646407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5520646447) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9388561 + ... + 9389148.

It is an arithmetic number, because the mean of its divisors is an integer number (535164735).

Almost surely, 2^5520646446 is an apocalyptic number.

5520646446 is an abundant number, since it is smaller than the sum of its proper divisors (7323307194).

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

5520646446 is a wasteful number, since it uses less digits than its factorization.

5520646446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18777728 (or 18777721 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 42.

The square root of 5520646446 is about 74301.0527920029. The cubic root of 5520646446 is about 1767.3801715973.

The spelling of 5520646446 in words is "five billion, five hundred twenty million, six hundred forty-six thousand, four hundred forty-six".