5449519140 has 96 divisors (see below), whose sum is σ = 16962548736. Its totient is φ = 1298142720.

The previous prime is 5449519111. The next prime is 5449519157. The reversal of 5449519140 is 419159445.

It is a happy number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 5449519092 and 5449519101.

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, 88507 + ... + 136866.

It is an arithmetic number, because the mean of its divisors is an integer number (176693216).

Almost surely, 2^5449519140 is an apocalyptic number.

It is an amenable number.

5449519140 is an abundant number, since it is smaller than the sum of its proper divisors (11513029596).

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

5449519140 is a wasteful number, since it uses less digits than its factorization.

5449519140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225429 (or 225427 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 42.

The square root of 5449519140 is about 73820.8584344560. The cubic root of 5449519140 is about 1759.7571053402.

The spelling of 5449519140 in words is "five billion, four hundred forty-nine million, five hundred nineteen thousand, one hundred forty".