5405330040 has 128 divisors (see below), whose sum is σ = 17742654720. Its totient is φ = 1306496000.

The previous prime is 5405330009. The next prime is 5405330057. The reversal of 5405330040 is 400335045.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 452140 + ... + 463940.

It is an arithmetic number, because the mean of its divisors is an integer number (138614490).

Almost surely, 2^5405330040 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 5405330040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8871327360).

5405330040 is an abundant number, since it is smaller than the sum of its proper divisors (12337324680).

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

5405330040 is a wasteful number, since it uses less digits than its factorization.

5405330040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12173 (or 12169 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 5405330040 is about 73520.9496674247. The cubic root of 5405330040 is about 1754.9876802083.

Adding to 5405330040 its reverse (400335045), we get a palindrome (5805665085).

The spelling of 5405330040 in words is "five billion, four hundred five million, three hundred thirty thousand, forty".