16433739954 has 24 divisors (see below), whose sum is σ = 35612740332. Its totient is φ = 5476943520.

The previous prime is 16433739943. The next prime is 16433739983. The reversal of 16433739954 is 45993733461.

16433739954 is a `hidden beast` number, since 1 + 6 + 433 + 73 + 99 + 54 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 16046555625 + 387184329 = 126675^2 + 19677^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16433739954.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27612 + ... + 183384.

Almost surely, 2^16433739954 is an apocalyptic number.

16433739954 is an abundant number, since it is smaller than the sum of its proper divisors (19179000378).

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

16433739954 is a wasteful number, since it uses less digits than its factorization.

16433739954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161642 (or 161639 counting only the distinct ones).

The product of its digits is 7348320, while the sum is 54.

The spelling of 16433739954 in words is "sixteen billion, four hundred thirty-three million, seven hundred thirty-nine thousand, nine hundred fifty-four".