16477666722 has 24 divisors (see below), whose sum is σ = 38947212720. Its totient is φ = 4993232280.

The previous prime is 16477666697. The next prime is 16477666727. The reversal of 16477666722 is 22766677461.

It is not an unprimeable number, because it can be changed into a prime (16477666727) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41610072 + ... + 41610467.

It is an arithmetic number, because the mean of its divisors is an integer number (1622800530).

Almost surely, 2^16477666722 is an apocalyptic number.

16477666722 is an abundant number, since it is smaller than the sum of its proper divisors (22469545998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16477666722 is a wasteful number, since it uses less digits than its factorization.

16477666722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83220558 (or 83220555 counting only the distinct ones).

The product of its digits is 7112448, while the sum is 54.

The spelling of 16477666722 in words is "sixteen billion, four hundred seventy-seven million, six hundred sixty-six thousand, seven hundred twenty-two".