1616149171760 has 20 divisors (see below), whose sum is σ = 3757546824528. Its totient is φ = 646459668672.

The previous prime is 1616149171751. The next prime is 1616149171789. The reversal of 1616149171760 is 671719416161.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×1616149171760² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1616149171699 and 1616149171708.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10100932244 + ... + 10100932403.

Almost surely, 2^{1616149171760} is an apocalyptic number.

1616149171760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1616149171760 is an abundant number, since it is smaller than the sum of its proper divisors (2141397652768).

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

1616149171760 is a wasteful number, since it uses less digits than its factorization.

1616149171760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20201864660 (or 20201864654 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 50.

The spelling of 1616149171760 in words is "one trillion, six hundred sixteen billion, one hundred forty-nine million, one hundred seventy-one thousand, seven hundred sixty".