1616363246556 has 48 divisors (see below), whose sum is σ = 4191861300480. Its totient is φ = 538621902000.

The previous prime is 1616363246453. The next prime is 1616363246557. The reversal of 1616363246556 is 6556423636161.

1616363246556 is a `hidden beast` number, since 1 + 6 + 1 + 6 + 3 + 63 + 24 + 6 + 556 = 666.

It is a super-2 number, since 2×1616363246556² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1616363246557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1950696 + ... + 2652911.

It is an arithmetic number, because the mean of its divisors is an integer number (87330443760).

Almost surely, 2^{1616363246556} is an apocalyptic number.

It is an amenable number.

1616363246556 is an abundant number, since it is smaller than the sum of its proper divisors (2575498053924).

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

1616363246556 is a wasteful number, since it uses less digits than its factorization.

1616363246556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4606871 (or 4606863 counting only the distinct ones).

The product of its digits is 13996800, while the sum is 54.

The spelling of 1616363246556 in words is "one trillion, six hundred sixteen billion, three hundred sixty-three million, two hundred forty-six thousand, five hundred fifty-six".