16061156555 has 8 divisors (see below), whose sum is σ = 20407116672. Its totient is φ = 12093106048.

The previous prime is 16061156543. The next prime is 16061156561. The reversal of 16061156555 is 55565116061.

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 16061156555 - 2¹⁴ = 16061140171 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94477307 + ... + 94477476.

It is an arithmetic number, because the mean of its divisors is an integer number (2550889584).

Almost surely, 2^16061156555 is an apocalyptic number.

16061156555 is a deficient number, since it is larger than the sum of its proper divisors (4345960117).

16061156555 is a wasteful number, since it uses less digits than its factorization.

16061156555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188954805.

The product of its (nonzero) digits is 135000, while the sum is 41.

The spelling of 16061156555 in words is "sixteen billion, sixty-one million, one hundred fifty-six thousand, five hundred fifty-five".