16775667650 has 48 divisors (see below), whose sum is σ = 36264732480. Its totient is φ = 5654164800.

The previous prime is 16775667641. The next prime is 16775667659. The reversal of 16775667650 is 5676657761.

It is an interprime number because it is at equal distance from previous prime (16775667641) and next prime (16775667659).

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (16775667659) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 385541 + ... + 426840.

It is an arithmetic number, because the mean of its divisors is an integer number (755515260).

Almost surely, 2^16775667650 is an apocalyptic number.

16775667650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16775667650 is an abundant number, since it is smaller than the sum of its proper divisors (19489064830).

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

16775667650 is a wasteful number, since it uses less digits than its factorization.

16775667650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812459 (or 812454 counting only the distinct ones).

The product of its (nonzero) digits is 11113200, while the sum is 56.

The spelling of 16775667650 in words is "sixteen billion, seven hundred seventy-five million, six hundred sixty-seven thousand, six hundred fifty".