16136723550 has 24 divisors (see below), whose sum is σ = 40019074776. Its totient is φ = 4303126240.

The previous prime is 16136723549. The next prime is 16136723611. The reversal of 16136723550 is 5532763161.

It is a junction number, because it is equal to n+sod(n) for n = 16136723499 and 16136723508.

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 11 ways as a sum of consecutive naturals, for example, 53788929 + ... + 53789228.

It is an arithmetic number, because the mean of its divisors is an integer number (1667461449).

Almost surely, 2^16136723550 is an apocalyptic number.

16136723550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16136723550 is an abundant number, since it is smaller than the sum of its proper divisors (23882351226).

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

16136723550 is a wasteful number, since it uses less digits than its factorization.

16136723550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107578172 (or 107578167 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 39.

The spelling of 16136723550 in words is "sixteen billion, one hundred thirty-six million, seven hundred twenty-three thousand, five hundred fifty".