5045536465640 has 128 divisors (see below), whose sum is σ = 12956186131200. Its totient is φ = 1750456350720.

The previous prime is 5045536465639. The next prime is 5045536465649. The reversal of 5045536465640 is 465646355405.

It is a super-2 number, since 2×5045536465640² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5045536465649) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3295844 + ... + 4577516.

It is an arithmetic number, because the mean of its divisors is an integer number (101220204150).

Almost surely, 2^{5045536465640} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5045536465640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6478093065600).

5045536465640 is an abundant number, since it is smaller than the sum of its proper divisors (7910649665560).

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

5045536465640 is a wasteful number, since it uses less digits than its factorization.

5045536465640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1282107 (or 1282103 counting only the distinct ones).

The product of its (nonzero) digits is 25920000, while the sum is 53.

The spelling of 5045536465640 in words is "five trillion, forty-five billion, five hundred thirty-six million, four hundred sixty-five thousand, six hundred forty".