1616220493368 has 96 divisors (see below), whose sum is σ = 4416163027200. Its totient is φ = 492650830464.

The previous prime is 1616220493361. The next prime is 1616220493387. The reversal of 1616220493368 is 8633940226161.

It is a super-2 number, since 2×1616220493368² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1616220493368.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1616220493361) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1428048 + ... + 2296031.

It is an arithmetic number, because the mean of its divisors is an integer number (46001698200).

Almost surely, 2^{1616220493368} is an apocalyptic number.

It is an amenable number.

1616220493368 is an abundant number, since it is smaller than the sum of its proper divisors (2799942533832).

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

1616220493368 is a wasteful number, since it uses less digits than its factorization.

1616220493368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3724221 (or 3724204 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 51.

The spelling of 1616220493368 in words is "one trillion, six hundred sixteen billion, two hundred twenty million, four hundred ninety-three thousand, three hundred sixty-eight".