16777317540 has 24 divisors (see below), whose sum is σ = 46976489280. Its totient is φ = 4473951328.

The previous prime is 16777317517. The next prime is 16777317553. The reversal of 16777317540 is 4571377761.

It is a self number, because there is not a number n which added to its sum of digits gives 16777317540.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139810920 + ... + 139811039.

It is an arithmetic number, because the mean of its divisors is an integer number (1957353720).

Almost surely, 2^16777317540 is an apocalyptic number.

16777317540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16777317540 is an abundant number, since it is smaller than the sum of its proper divisors (30199171740).

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

16777317540 is a wasteful number, since it uses less digits than its factorization.

16777317540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279621971 (or 279621969 counting only the distinct ones).

The product of its (nonzero) digits is 864360, while the sum is 48.

The spelling of 16777317540 in words is "sixteen billion, seven hundred seventy-seven million, three hundred seventeen thousand, five hundred forty".