16523049510 has 96 divisors (see below), whose sum is σ = 46890174240. Its totient is φ = 4003468800.

The previous prime is 16523049509. The next prime is 16523049527. The reversal of 16523049510 is 1594032561.

16523049510 is a `hidden beast` number, since 165 + 2 + 3 + 0 + 495 + 1 + 0 = 666.

It is a super-3 number, since 3×16523049510³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 2710546 + ... + 2716634.

It is an arithmetic number, because the mean of its divisors is an integer number (488439315).

Almost surely, 2^16523049510 is an apocalyptic number.

16523049510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 16523049510, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23445087120).

16523049510 is an abundant number, since it is smaller than the sum of its proper divisors (30367124730).

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

16523049510 is a wasteful number, since it uses less digits than its factorization.

16523049510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8854 (or 8851 counting only the distinct ones).

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

The spelling of 16523049510 in words is "sixteen billion, five hundred twenty-three million, forty-nine thousand, five hundred ten".