16161760016 has 10 divisors (see below), whose sum is σ = 31313410062. Its totient is φ = 8080880000.

The previous prime is 16161760003. The next prime is 16161760123. The reversal of 16161760016 is 61006716161.

It can be written as a sum of positive squares in only one way, i.e., 9793081600 + 6368678416 = 98960^2 + 79804^2 .

It is a super-2 number, since 2×16161760016² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505054985 + ... + 505055016.

Almost surely, 2^16161760016 is an apocalyptic number.

16161760016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16161760016 is a deficient number, since it is larger than the sum of its proper divisors (15151650046).

16161760016 is a wasteful number, since it uses less digits than its factorization.

16161760016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010110009 (or 1010110003 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 35.

The spelling of 16161760016 in words is "sixteen billion, one hundred sixty-one million, seven hundred sixty thousand, sixteen".