16004031477 has 8 divisors (see below), whose sum is σ = 24387095616. Its totient is φ = 9145160832.

The previous prime is 16004031469. The next prime is 16004031487. The reversal of 16004031477 is 77413040061.

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

It is not a de Polignac number, because 16004031477 - 2³ = 16004031469 is a prime.

It is a super-2 number, since 2×16004031477² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16004031487) 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, 381048348 + ... + 381048389.

It is an arithmetic number, because the mean of its divisors is an integer number (3048386952).

Almost surely, 2^16004031477 is an apocalyptic number.

It is an amenable number.

16004031477 is a deficient number, since it is larger than the sum of its proper divisors (8383064139).

16004031477 is an equidigital number, since it uses as much as digits as its factorization.

16004031477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 762096747.

The product of its (nonzero) digits is 14112, while the sum is 33.

The spelling of 16004031477 in words is "sixteen billion, four million, thirty-one thousand, four hundred seventy-seven".