16077978121614 has 16 divisors (see below), whose sum is σ = 32166830798928. Its totient is φ = 5357513614592.

The previous prime is 16077978121573. The next prime is 16077978121619. The reversal of 16077978121614 is 41612187977061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16077978121619) 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, 453087267 + ... + 453122750.

It is an arithmetic number, because the mean of its divisors is an integer number (2010426924933).

Almost surely, 2^{16077978121614} is an apocalyptic number.

16077978121614 is an abundant number, since it is smaller than the sum of its proper divisors (16088852677314).

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

16077978121614 is a wasteful number, since it uses less digits than its factorization.

16077978121614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 906212979.

The product of its (nonzero) digits is 7112448, while the sum is 60.

The spelling of 16077978121614 in words is "sixteen trillion, seventy-seven billion, nine hundred seventy-eight million, one hundred twenty-one thousand, six hundred fourteen".