5481886140 has 96 divisors (see below), whose sum is σ = 17470797120. Its totient is φ = 1426176000.

The previous prime is 5481886103. The next prime is 5481886141. The reversal of 5481886140 is 416881845.

5481886140 is a `hidden beast` number, since 548 + 1 + 8 + 8 + 61 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5481886141) 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, 101661 + ... + 145940.

It is an arithmetic number, because the mean of its divisors is an integer number (181987470).

Almost surely, 2^5481886140 is an apocalyptic number.

It is an amenable number.

5481886140 is an abundant number, since it is smaller than the sum of its proper divisors (11988910980).

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

5481886140 is a wasteful number, since it uses less digits than its factorization.

5481886140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247660 (or 247652 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 45.

The square root of 5481886140 is about 74039.7605344588. The cubic root of 5481886140 is about 1763.2342110805.

The spelling of 5481886140 in words is "five billion, four hundred eighty-one million, eight hundred eighty-six thousand, one hundred forty".