5440264536 has 32 divisors (see below), whose sum is σ = 15543613440. Its totient is φ = 1554361248.

The previous prime is 5440264513. The next prime is 5440264561. The reversal of 5440264536 is 6354620445.

It is a junction number, because it is equal to n+sod(n) for n = 5440264494 and 5440264503.

It is a congruent number.

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, 16191096 + ... + 16191431.

It is an arithmetic number, because the mean of its divisors is an integer number (485737920).

Almost surely, 2^5440264536 is an apocalyptic number.

5440264536 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

5440264536 is an abundant number, since it is smaller than the sum of its proper divisors (10103348904).

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

5440264536 is a wasteful number, since it uses less digits than its factorization.

5440264536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32382543 (or 32382539 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 39.

The square root of 5440264536 is about 73758.1489464046. The cubic root of 5440264536 is about 1758.7603762378.

The spelling of 5440264536 in words is "five billion, four hundred forty million, two hundred sixty-four thousand, five hundred thirty-six".