16471447020755 has 8 divisors (see below), whose sum is σ = 19783853513424. Its totient is φ = 13165079557600.

The previous prime is 16471447020733. The next prime is 16471447020761. The reversal of 16471447020755 is 55702074417461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16471447020755 - 2¹² = 16471447016659 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16471447020697 and 16471447020706.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1509751376 + ... + 1509762285.

It is an arithmetic number, because the mean of its divisors is an integer number (2472981689178).

Almost surely, 2^{16471447020755} is an apocalyptic number.

16471447020755 is a deficient number, since it is larger than the sum of its proper divisors (3312406492669).

16471447020755 is a wasteful number, since it uses less digits than its factorization.

16471447020755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3019514757.

The product of its (nonzero) digits is 6585600, while the sum is 53.

The spelling of 16471447020755 in words is "sixteen trillion, four hundred seventy-one billion, four hundred forty-seven million, twenty thousand, seven hundred fifty-five".