16477348947 has 8 divisors (see below), whose sum is σ = 22013478144. Its totient is φ = 10963059528.

The previous prime is 16477348933. The next prime is 16477348949. The reversal of 16477348947 is 74984377461.

It is a happy number.

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

It is not a de Polignac number, because 16477348947 - 2⁴ = 16477348931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16477348949) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5458183 + ... + 5461200.

It is an arithmetic number, because the mean of its divisors is an integer number (2751684768).

Almost surely, 2^16477348947 is an apocalyptic number.

16477348947 is a deficient number, since it is larger than the sum of its proper divisors (5536129197).

16477348947 is a wasteful number, since it uses less digits than its factorization.

16477348947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10919889.

The product of its digits is 28449792, while the sum is 60.

The spelling of 16477348947 in words is "sixteen billion, four hundred seventy-seven million, three hundred forty-eight thousand, nine hundred forty-seven".