1612065326543 has 16 divisors (see below), whose sum is σ = 1848563601984. Its totient is φ = 1377119708160.

The previous prime is 1612065326491. The next prime is 1612065326603. The reversal of 1612065326543 is 3456235602161.

It is not a de Polignac number, because 1612065326543 - 2¹² = 1612065322447 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1612065326494 and 1612065326503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1612065326743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10747583 + ... + 10896543.

It is an arithmetic number, because the mean of its divisors is an integer number (115535225124).

Almost surely, 2^{1612065326543} is an apocalyptic number.

1612065326543 is a deficient number, since it is larger than the sum of its proper divisors (236498275441).

1612065326543 is a wasteful number, since it uses less digits than its factorization.

1612065326543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154162.

The product of its (nonzero) digits is 777600, while the sum is 44.

The spelling of 1612065326543 in words is "one trillion, six hundred twelve billion, sixty-five million, three hundred twenty-six thousand, five hundred forty-three".