16149055320 has 256 divisors, whose sum is σ = 59128704000. Its totient is φ = 3902266368.

The previous prime is 16149055283. The next prime is 16149055367. The reversal of 16149055320 is 2355094161.

16149055320 is a `hidden beast` number, since 1 + 6 + 14 + 90 + 553 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 454852 + ... + 489068.

It is an arithmetic number, because the mean of its divisors is an integer number (230971500).

Almost surely, 2^16149055320 is an apocalyptic number.

16149055320 is a gapful number since it is divisible by the number (10) 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 16149055320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29564352000).

16149055320 is an abundant number, since it is smaller than the sum of its proper divisors (42979648680).

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

16149055320 is a wasteful number, since it uses less digits than its factorization.

16149055320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34279 (or 34269 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 16149055320 in words is "sixteen billion, one hundred forty-nine million, fifty-five thousand, three hundred twenty".