2147548816 has 40 divisors (see below), whose sum is σ = 4856474880. Its totient is φ = 900793344.

The previous prime is 2147548813. The next prime is 2147548829. The reversal of 2147548816 is 6188457412.

It is a super-2 number, since 2×2147548816² = 9223931834206003712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2147548813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198721 + ... + 209248.

It is an arithmetic number, because the mean of its divisors is an integer number (121411872).

Almost surely, 2^2147548816 is an apocalyptic number.

It is an amenable number.

2147548816 is an abundant number, since it is smaller than the sum of its proper divisors (2708926064).

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

2147548816 is a wasteful number, since it uses less digits than its factorization.

2147548816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408031 (or 408025 counting only the distinct ones).

The product of its digits is 430080, while the sum is 46.

The square root of 2147548816 is about 46341.6531427182. The cubic root of 2147548816 is about 1290.1722054426.

The spelling of 2147548816 in words is "two billion, one hundred forty-seven million, five hundred forty-eight thousand, eight hundred sixteen".