16061619600 has 840 divisors, whose sum is σ = 65879394560. Its totient is φ = 3728747520.

The previous prime is 16061619593. The next prime is 16061619659. The reversal of 16061619600 is 691616061.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 167 ways as a sum of consecutive naturals, for example, 72025089 + ... + 72025311.

Almost surely, 2^16061619600 is an apocalyptic number.

16061619600 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 16061619600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32939697280).

16061619600 is an abundant number, since it is smaller than the sum of its proper divisors (49817774960).

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

16061619600 is a wasteful number, since it uses less digits than its factorization.

16061619600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291 (or 265 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The spelling of 16061619600 in words is "sixteen billion, sixty-one million, six hundred nineteen thousand, six hundred".