18469741416 has 64 divisors (see below), whose sum is σ = 52787337600. Its totient is φ = 5275404288.

The previous prime is 18469741393. The next prime is 18469741417. The reversal of 18469741416 is 61414796481.

It is a super-2 number, since 2×18469741416² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (18469741417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 577296 + ... + 608448.

It is an arithmetic number, because the mean of its divisors is an integer number (824802150).

Almost surely, 2^18469741416 is an apocalyptic number.

It is an amenable number.

18469741416 is an abundant number, since it is smaller than the sum of its proper divisors (34317596184).

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

18469741416 is a wasteful number, since it uses less digits than its factorization.

18469741416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34698 (or 34694 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 51.

The spelling of 18469741416 in words is "eighteen billion, four hundred sixty-nine million, seven hundred forty-one thousand, four hundred sixteen".