16550677745 has 16 divisors (see below), whose sum is σ = 22701024768. Its totient is φ = 11347560000.

The previous prime is 16550677739. The next prime is 16550677763. The reversal of 16550677745 is 54777605561.

It is not a de Polignac number, because 16550677745 - 2⁸ = 16550677489 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288995 + ... + 341495.

It is an arithmetic number, because the mean of its divisors is an integer number (1418814048).

Almost surely, 2^16550677745 is an apocalyptic number.

It is an amenable number.

16550677745 is a deficient number, since it is larger than the sum of its proper divisors (6150347023).

16550677745 is an equidigital number, since it uses as much as digits as its factorization.

16550677745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61520.

The product of its (nonzero) digits is 6174000, while the sum is 53.

The spelling of 16550677745 in words is "sixteen billion, five hundred fifty million, six hundred seventy-seven thousand, seven hundred forty-five".