5440919957 has 16 divisors (see below), whose sum is σ = 6137249280. Its totient is φ = 4778740800.

The previous prime is 5440919947. The next prime is 5440919959. The reversal of 5440919957 is 7599190445.

It is a cyclic number.

It is not a de Polignac number, because 5440919957 - 2¹⁰ = 5440918933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5440919899 and 5440919908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5440919959) 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, 196019 + ... + 222047.

It is an arithmetic number, because the mean of its divisors is an integer number (383578080).

Almost surely, 2^5440919957 is an apocalyptic number.

It is an amenable number.

5440919957 is a deficient number, since it is larger than the sum of its proper divisors (696329323).

5440919957 is a wasteful number, since it uses less digits than its factorization.

5440919957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26684.

The product of its (nonzero) digits is 2041200, while the sum is 53.

The square root of 5440919957 is about 73762.5918538659. The cubic root of 5440919957 is about 1758.8310028399.

The spelling of 5440919957 in words is "five billion, four hundred forty million, nine hundred nineteen thousand, nine hundred fifty-seven".