1612133013623 has 8 divisors (see below), whose sum is σ = 1766438098560. Its totient is φ = 1459119185080.

The previous prime is 1612133013613. The next prime is 1612133013641. The reversal of 1612133013623 is 3263103312161.

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 1612133013623 - 2⁴ = 1612133013607 is a prime.

It is a super-2 number, since 2×1612133013623² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1612133013623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1612133013613) 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, 322811483 + ... + 322816476.

It is an arithmetic number, because the mean of its divisors is an integer number (220804762320).

Almost surely, 2^{1612133013623} is an apocalyptic number.

1612133013623 is a deficient number, since it is larger than the sum of its proper divisors (154305084937).

1612133013623 is a wasteful number, since it uses less digits than its factorization.

1612133013623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645628197.

The product of its (nonzero) digits is 11664, while the sum is 32.

Adding to 1612133013623 its reverse (3263103312161), we get a palindrome (4875236325784).

The spelling of 1612133013623 in words is "one trillion, six hundred twelve billion, one hundred thirty-three million, thirteen thousand, six hundred twenty-three".