1616504711120 has 80 divisors (see below), whose sum is σ = 4047738428160. Its totient is φ = 596825037312.

The previous prime is 1616504711083. The next prime is 1616504711149. The reversal of 1616504711120 is 211174056161.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×1616504711120² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20114057 + ... + 20194263.

It is an arithmetic number, because the mean of its divisors is an integer number (50596730352).

Almost surely, 2^{1616504711120} is an apocalyptic number.

1616504711120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1616504711120 is an abundant number, since it is smaller than the sum of its proper divisors (2431233717040).

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

1616504711120 is a wasteful number, since it uses less digits than its factorization.

1616504711120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99612 (or 99606 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 35.

Adding to 1616504711120 its reverse (211174056161), we get a palindrome (1827678767281).

The spelling of 1616504711120 in words is "one trillion, six hundred sixteen billion, five hundred four million, seven hundred eleven thousand, one hundred twenty".