16550711650 has 96 divisors (see below), whose sum is σ = 33916668480. Its totient is φ = 5959008000.

The previous prime is 16550711633. The next prime is 16550711651. The reversal of 16550711650 is 5611705561.

It is a super-2 number, since 2×16550711650² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16550711651) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 41689252 + ... + 41689648.

It is an arithmetic number, because the mean of its divisors is an integer number (353298630).

Almost surely, 2^16550711650 is an apocalyptic number.

16550711650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16550711650 is an abundant number, since it is smaller than the sum of its proper divisors (17365956830).

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

16550711650 is a wasteful number, since it uses less digits than its factorization.

16550711650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980 (or 975 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 37.

The spelling of 16550711650 in words is "sixteen billion, five hundred fifty million, seven hundred eleven thousand, six hundred fifty".