16314423540 has 48 divisors (see below), whose sum is σ = 45982930560. Its totient is φ = 4321699200.

The previous prime is 16314423539. The next prime is 16314423551. The reversal of 16314423540 is 4532441361.

It is a happy number.

It is a super-2 number, since 2×16314423540² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 891295 + ... + 909414.

It is an arithmetic number, because the mean of its divisors is an integer number (957977720).

Almost surely, 2^16314423540 is an apocalyptic number.

16314423540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16314423540 is an abundant number, since it is smaller than the sum of its proper divisors (29668507020).

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

16314423540 is a wasteful number, since it uses less digits than its factorization.

16314423540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1800872 (or 1800870 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The spelling of 16314423540 in words is "sixteen billion, three hundred fourteen million, four hundred twenty-three thousand, five hundred forty".