1724223651342 has 16 divisors (see below), whose sum is σ = 3448907983872. Its totient is φ = 574664436920.

The previous prime is 1724223651257. The next prime is 1724223651343. The reversal of 1724223651342 is 2431563224271.

It is a junction number, because it is equal to n+sod(n) for n = 1724223651294 and 1724223651303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1724223651343) 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, 19146384 + ... + 19236227.

It is an arithmetic number, because the mean of its divisors is an integer number (215556748992).

Almost surely, 2^{1724223651342} is an apocalyptic number.

1724223651342 is an abundant number, since it is smaller than the sum of its proper divisors (1724684332530).

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

1724223651342 is a wasteful number, since it uses less digits than its factorization.

1724223651342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38390103.

The product of its digits is 483840, while the sum is 42.

The spelling of 1724223651342 in words is "one trillion, seven hundred twenty-four billion, two hundred twenty-three million, six hundred fifty-one thousand, three hundred forty-two".