1616235452111 has 8 divisors (see below), whose sum is σ = 1870507576320. Its totient is φ = 1367808664248.

The previous prime is 1616235452063. The next prime is 1616235452119. The reversal of 1616235452111 is 1112545326161.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1616235452111 - 2⁶ = 1616235452047 is a prime.

It is a super-2 number, since 2×1616235452111² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1616235452119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1461333491 + ... + 1461334596.

It is an arithmetic number, because the mean of its divisors is an integer number (233813447040).

Almost surely, 2^{1616235452111} is an apocalyptic number.

1616235452111 is a deficient number, since it is larger than the sum of its proper divisors (254272124209).

1616235452111 is an equidigital number, since it uses as much as digits as its factorization.

1616235452111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2922668173.

The product of its digits is 43200, while the sum is 38.

The spelling of 1616235452111 in words is "one trillion, six hundred sixteen billion, two hundred thirty-five million, four hundred fifty-two thousand, one hundred eleven".