1616422776102 has 80 divisors (see below), whose sum is σ = 3658598301600. Its totient is φ = 533363097600.

The previous prime is 1616422776079. The next prime is 1616422776103. The reversal of 1616422776102 is 2016772246161.

1616422776102 is a `hidden beast` number, since 1 + 6 + 1 + 6 + 4 + 2 + 27 + 7 + 610 + 2 = 666.

It is a super-2 number, since 2×1616422776102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1616422776103) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 131527974 + ... + 131540262.

It is an arithmetic number, because the mean of its divisors is an integer number (45732478770).

Almost surely, 2^{1616422776102} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1616422776102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1829299150800).

1616422776102 is an abundant number, since it is smaller than the sum of its proper divisors (2042175525498).

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

1616422776102 is a wasteful number, since it uses less digits than its factorization.

1616422776102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20443 (or 20434 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The spelling of 1616422776102 in words is "one trillion, six hundred sixteen billion, four hundred twenty-two million, seven hundred seventy-six thousand, one hundred two".