5444510121 has 16 divisors (see below), whose sum is σ = 8107741120. Its totient is φ = 3610863360.

The previous prime is 5444510087. The next prime is 5444510143. The reversal of 5444510121 is 1210154445.

It is not a de Polignac number, because 5444510121 - 2²² = 5440315817 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5444510921) 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, 517195 + ... + 527616.

It is an arithmetic number, because the mean of its divisors is an integer number (506733820).

Almost surely, 2^5444510121 is an apocalyptic number.

It is an amenable number.

5444510121 is a deficient number, since it is larger than the sum of its proper divisors (2663230999).

5444510121 is a wasteful number, since it uses less digits than its factorization.

5444510121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1045013 (or 1045007 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 5444510121 is about 73786.9237805724. The cubic root of 5444510121 is about 1759.2177697497.

Adding to 5444510121 its reverse (1210154445), we get a palindrome (6654664566).

The spelling of 5444510121 in words is "five billion, four hundred forty-four million, five hundred ten thousand, one hundred twenty-one".