5405055040 has 112 divisors (see below), whose sum is σ = 16046769024. Its totient is φ = 1684684800.

The previous prime is 5405055023. The next prime is 5405055041. The reversal of 5405055040 is 405505045.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (5405055041) 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, 85041 + ... + 134320.

Almost surely, 2^5405055040 is an apocalyptic number.

It is an amenable number.

5405055040 is an abundant number, since it is smaller than the sum of its proper divisors (10641713984).

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

5405055040 is a wasteful number, since it uses less digits than its factorization.

5405055040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219396 (or 219386 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 28.

The square root of 5405055040 is about 73519.0794284042. The cubic root of 5405055040 is about 1754.9579176225.

It can be divided in two parts, 540505 and 5040, that added together give a palindrome (545545).

The spelling of 5405055040 in words is "five billion, four hundred five million, fifty-five thousand, forty".