1616470564224 has 128 divisors (see below), whose sum is σ = 4419870144480. Its totient is φ = 523206328320.

The previous prime is 1616470564213. The next prime is 1616470564351. The reversal of 1616470564224 is 4224650746161.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×1616470564224² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 1564734 + ... + 2383554.

Almost surely, 2^{1616470564224} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1616470564224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2209935072240).

1616470564224 is an abundant number, since it is smaller than the sum of its proper divisors (2803399580256).

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

1616470564224 is an equidigital number, since it uses as much as digits as its factorization.

1616470564224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818988 (or 818976 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 48.

The spelling of 1616470564224 in words is "one trillion, six hundred sixteen billion, four hundred seventy million, five hundred sixty-four thousand, two hundred twenty-four".