16115571534377 has 8 divisors (see below), whose sum is σ = 18422583643776. Its totient is φ = 13809756326112.

The previous prime is 16115571534343. The next prime is 16115571534379. The reversal of 16115571534377 is 77343517551161.

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 16115571534377 - 2⁸ = 16115571534121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16115571534379) 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, 299196428 + ... + 299250285.

It is an arithmetic number, because the mean of its divisors is an integer number (2302822955472).

Almost surely, 2^{16115571534377} is an apocalyptic number.

It is an amenable number.

16115571534377 is a deficient number, since it is larger than the sum of its proper divisors (2307012109399).

16115571534377 is an equidigital number, since it uses as much as digits as its factorization.

16115571534377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598450567.

The product of its digits is 9261000, while the sum is 56.

The spelling of 16115571534377 in words is "sixteen trillion, one hundred fifteen billion, five hundred seventy-one million, five hundred thirty-four thousand, three hundred seventy-seven".