16261475760 has 400 divisors, whose sum is σ = 58545127872. Its totient is φ = 4180377600.

The previous prime is 16261475753. The next prime is 16261475761. The reversal of 16261475760 is 6757416261.

16261475760 is a `hidden beast` number, since 1 + 62 + 6 + 14 + 7 + 576 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (16261475761) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 25770645 + ... + 25771275.

Almost surely, 2^16261475760 is an apocalyptic number.

16261475760 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 16261475760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29272563936).

16261475760 is an abundant number, since it is smaller than the sum of its proper divisors (42283652112).

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

16261475760 is a wasteful number, since it uses less digits than its factorization.

16261475760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794 (or 779 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The spelling of 16261475760 in words is "sixteen billion, two hundred sixty-one million, four hundred seventy-five thousand, seven hundred sixty".