16277849472 has 64 divisors (see below), whose sum is σ = 43377384960. Its totient is φ = 5408463360.

The previous prime is 16277849453. The next prime is 16277849491. The reversal of 16277849472 is 27494877261.

It is an interprime number because it is at equal distance from previous prime (16277849453) and next prime (16277849491).

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

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, 51273 + ... + 187575.

It is an arithmetic number, because the mean of its divisors is an integer number (677771640).

Almost surely, 2^16277849472 is an apocalyptic number.

16277849472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16277849472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21688692480).

16277849472 is an abundant number, since it is smaller than the sum of its proper divisors (27099535488).

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

16277849472 is a wasteful number, since it uses less digits than its factorization.

16277849472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136631 (or 136619 counting only the distinct ones).

The product of its digits is 9483264, while the sum is 57.

The spelling of 16277849472 in words is "sixteen billion, two hundred seventy-seven million, eight hundred forty-nine thousand, four hundred seventy-two".