16787537046 has 96 divisors (see below), whose sum is σ = 42407089920. Its totient is φ = 4699985472.

The previous prime is 16787537021. The next prime is 16787537083. The reversal of 16787537046 is 64073578761.

16787537046 is a `hidden beast` number, since 1 + 67 + 8 + 7 + 537 + 0 + 46 = 666.

It is a super-2 number, since 2×16787537046² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16787536983 and 16787537001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9742341 + ... + 9744063.

It is an arithmetic number, because the mean of its divisors is an integer number (441740520).

Almost surely, 2^16787537046 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16787537046, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21203544960).

16787537046 is an abundant number, since it is smaller than the sum of its proper divisors (25619552874).

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

16787537046 is a wasteful number, since it uses less digits than its factorization.

16787537046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3250 (or 3247 counting only the distinct ones).

The product of its (nonzero) digits is 5927040, while the sum is 54.

The spelling of 16787537046 in words is "sixteen billion, seven hundred eighty-seven million, five hundred thirty-seven thousand, forty-six".