16338777077 has 8 divisors (see below), whose sum is σ = 18909254400. Its totient is φ = 13827391344.

The previous prime is 16338777073. The next prime is 16338777079. The reversal of 16338777077 is 77077783361.

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

It is a cyclic number.

It is not a de Polignac number, because 16338777077 - 2² = 16338777073 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16338777073) 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, 14772302 + ... + 14773407.

It is an arithmetic number, because the mean of its divisors is an integer number (2363656800).

Almost surely, 2^16338777077 is an apocalyptic number.

It is an amenable number.

16338777077 is a deficient number, since it is larger than the sum of its proper divisors (2570477323).

16338777077 is an equidigital number, since it uses as much as digits as its factorization.

16338777077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29545795.

The product of its (nonzero) digits is 7260624, while the sum is 56.

The spelling of 16338777077 in words is "sixteen billion, three hundred thirty-eight million, seven hundred seventy-seven thousand, seventy-seven".