2116354544 has 20 divisors (see below), whose sum is σ = 4169937720. Its totient is φ = 1040241600.

The previous prime is 2116354519. The next prime is 2116354579. The reversal of 2116354544 is 4454536112.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1120007 + ... + 1121894.

It is an arithmetic number, because the mean of its divisors is an integer number (208496886).

Almost surely, 2^2116354544 is an apocalyptic number.

It is an amenable number.

2116354544 is a deficient number, since it is larger than the sum of its proper divisors (2053583176).

2116354544 is a wasteful number, since it uses less digits than its factorization.

2116354544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2241968 (or 2241962 counting only the distinct ones).

The product of its digits is 57600, while the sum is 35.

The square root of 2116354544 is about 46003.8535777167. The cubic root of 2116354544 is about 1283.8949037792.

The spelling of 2116354544 in words is "two billion, one hundred sixteen million, three hundred fifty-four thousand, five hundred forty-four".