16551625027755 has 16 divisors (see below), whose sum is σ = 26482841356320. Its totient is φ = 8827452910848.

The previous prime is 16551625027753. The next prime is 16551625027771. The reversal of 16551625027755 is 55772052615561.

It is not a de Polignac number, because 16551625027755 - 2¹ = 16551625027753 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16551625027695 and 16551625027704.

It is not an unprimeable number, because it can be changed into a prime (16551625027753) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3307312 + ... + 6636381.

It is an arithmetic number, because the mean of its divisors is an integer number (1655177584770).

Almost surely, 2^{16551625027755} is an apocalyptic number.

16551625027755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16551625027755 is a deficient number, since it is larger than the sum of its proper divisors (9931216328565).

16551625027755 is a wasteful number, since it uses less digits than its factorization.

16551625027755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10054670.

The product of its (nonzero) digits is 22050000, while the sum is 57.

The spelling of 16551625027755 in words is "sixteen trillion, five hundred fifty-one billion, six hundred twenty-five million, twenty-seven thousand, seven hundred fifty-five".