16377404378 has 32 divisors (see below), whose sum is σ = 25900767360. Its totient is φ = 7756096320.

The previous prime is 16377404371. The next prime is 16377404423. The reversal of 16377404378 is 87340477361.

It is not an unprimeable number, because it can be changed into a prime (16377404371) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 626408 + ... + 652028.

It is an arithmetic number, because the mean of its divisors is an integer number (809398980).

Almost surely, 2^16377404378 is an apocalyptic number.

16377404378 is a deficient number, since it is larger than the sum of its proper divisors (9523362982).

16377404378 is a wasteful number, since it uses less digits than its factorization.

16377404378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25862.

The product of its (nonzero) digits is 2370816, while the sum is 50.

The spelling of 16377404378 in words is "sixteen billion, three hundred seventy-seven million, four hundred four thousand, three hundred seventy-eight".