16066771415 has 8 divisors (see below), whose sum is σ = 19360797120. Its totient is φ = 12799636192.

The previous prime is 16066771411. The next prime is 16066771439. The reversal of 16066771415 is 51417766061.

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 16066771415 - 2² = 16066771411 is a prime.

It is a super-2 number, since 2×16066771415² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16066771411) 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, 6721304 + ... + 6723693.

It is an arithmetic number, because the mean of its divisors is an integer number (2420099640).

Almost surely, 2^16066771415 is an apocalyptic number.

16066771415 is a deficient number, since it is larger than the sum of its proper divisors (3294025705).

16066771415 is a wasteful number, since it uses less digits than its factorization.

16066771415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13445241.

The product of its (nonzero) digits is 211680, while the sum is 44.

The spelling of 16066771415 in words is "sixteen billion, sixty-six million, seven hundred seventy-one thousand, four hundred fifteen".