1642233542343 has 64 divisors (see below), whose sum is σ = 2354686215552. Its totient is φ = 1014449356800.

The previous prime is 1642233542269. The next prime is 1642233542351. The reversal of 1642233542343 is 3432453322461.

It is not a de Polignac number, because 1642233542343 - 2²⁴ = 1642216765127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1642233542295 and 1642233542304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1642233542393) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 762764155 + ... + 762766307.

It is an arithmetic number, because the mean of its divisors is an integer number (36791972118).

Almost surely, 2^{1642233542343} is an apocalyptic number.

1642233542343 is a deficient number, since it is larger than the sum of its proper divisors (712452673209).

1642233542343 is a wasteful number, since it uses less digits than its factorization.

1642233542343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3044.

The product of its digits is 1244160, while the sum is 42.

The spelling of 1642233542343 in words is "one trillion, six hundred forty-two billion, two hundred thirty-three million, five hundred forty-two thousand, three hundred forty-three".