16049571120 has 640 divisors, whose sum is σ = 64487301120. Its totient is φ = 3629767680.

The previous prime is 16049571119. The next prime is 16049571121. The reversal of 16049571120 is 2117594061.

16049571120 is a `hidden beast` number, since 1 + 60 + 4 + 9 + 571 + 1 + 20 = 666.

It is an interprime number because it is at equal distance from previous prime (16049571119) and next prime (16049571121).

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

It is not an unprimeable number, because it can be changed into a prime (16049571121) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 23498299 + ... + 23498981.

It is an arithmetic number, because the mean of its divisors is an integer number (100761408).

Almost surely, 2^16049571120 is an apocalyptic number.

16049571120 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 16049571120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32243650560).

16049571120 is an abundant number, since it is smaller than the sum of its proper divisors (48437730000).

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

16049571120 is a wasteful number, since it uses less digits than its factorization.

16049571120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782 (or 770 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 36.

The spelling of 16049571120 in words is "sixteen billion, forty-nine million, five hundred seventy-one thousand, one hundred twenty".