1742653540406 has 4 divisors (see below), whose sum is σ = 2613980310612. Its totient is φ = 871326770202.

The previous prime is 1742653540399. The next prime is 1742653540427. The reversal of 1742653540406 is 6040453562471.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 435663385100 + ... + 435663385103.

It is an arithmetic number, because the mean of its divisors is an integer number (653495077653).

Almost surely, 2^{1742653540406} is an apocalyptic number.

1742653540406 is a deficient number, since it is larger than the sum of its proper divisors (871326770206).

1742653540406 is an equidigital number, since it uses as much as digits as its factorization.

1742653540406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 871326770205.

The product of its (nonzero) digits is 2419200, while the sum is 47.

The spelling of 1742653540406 in words is "one trillion, seven hundred forty-two billion, six hundred fifty-three million, five hundred forty thousand, four hundred six".