1616771020052 has 12 divisors (see below), whose sum is σ = 2832899289780. Its totient is φ = 807371222976.

The previous prime is 1616771020043. The next prime is 1616771020057. The reversal of 1616771020052 is 2500201776161.

It can be written as a sum of positive squares in 2 ways, for example, as 1303424088976 + 313346931076 = 1141676^2 + 559774^2 .

It is a super-2 number, since 2×1616771020052² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1616771019988 and 1616771020015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1616771020057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253568177 + ... + 253574552.

It is an arithmetic number, because the mean of its divisors is an integer number (236074940815).

Almost surely, 2^{1616771020052} is an apocalyptic number.

It is an amenable number.

1616771020052 is a deficient number, since it is larger than the sum of its proper divisors (1216128269728).

1616771020052 is a wasteful number, since it uses less digits than its factorization.

1616771020052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507143530 (or 507143528 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 38.

The spelling of 1616771020052 in words is "one trillion, six hundred sixteen billion, seven hundred seventy-one million, twenty thousand, fifty-two".