16477864953 has 16 divisors (see below), whose sum is σ = 25009883136. Its totient is φ = 9552385040.

The previous prime is 16477864943. The next prime is 16477864979. The reversal of 16477864953 is 35946877461.

It is not a de Polignac number, because 16477864953 - 2¹² = 16477860857 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16477864943) 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, 10854225 + ... + 10855742.

It is an arithmetic number, because the mean of its divisors is an integer number (1563117696).

Almost surely, 2^16477864953 is an apocalyptic number.

It is an amenable number.

16477864953 is a deficient number, since it is larger than the sum of its proper divisors (8532018183).

16477864953 is a wasteful number, since it uses less digits than its factorization.

16477864953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21710004.

The product of its digits is 30481920, while the sum is 60.

The spelling of 16477864953 in words is "sixteen billion, four hundred seventy-seven million, eight hundred sixty-four thousand, nine hundred fifty-three".