1540080516 has 24 divisors (see below), whose sum is σ = 3869946304. Its totient is φ = 473870880.

The previous prime is 1540080497. The next prime is 1540080547. The reversal of 1540080516 is 6150800451.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4936000 + ... + 4936311.

Almost surely, 2^1540080516 is an apocalyptic number.

It is an amenable number.

1540080516 is an abundant number, since it is smaller than the sum of its proper divisors (2329865788).

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

1540080516 is a wasteful number, since it uses less digits than its factorization.

1540080516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9872331 (or 9872329 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 30.

The square root of 1540080516 is about 39243.8595961203. The cubic root of 1540080516 is about 1154.8204754614.

Adding to 1540080516 its reverse (6150800451), we get a palindrome (7690880967).

The spelling of 1540080516 in words is "one billion, five hundred forty million, eighty thousand, five hundred sixteen".