342720047533 has 4 divisors (see below), whose sum is σ = 347547090528. Its totient is φ = 337893004540.

The previous prime is 342720047531. The next prime is 342720047543. The reversal of 342720047533 is 335740027243.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 342720047533 - 2¹ = 342720047531 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342720047531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2413521391 + ... + 2413521532.

It is an arithmetic number, because the mean of its divisors is an integer number (86886772632).

Almost surely, 2^342720047533 is an apocalyptic number.

It is an amenable number.

342720047533 is a deficient number, since it is larger than the sum of its proper divisors (4827042995).

342720047533 is an equidigital number, since it uses as much as digits as its factorization.

342720047533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4827042994.

The product of its (nonzero) digits is 423360, while the sum is 40.

The spelling of 342720047533 in words is "three hundred forty-two billion, seven hundred twenty million, forty-seven thousand, five hundred thirty-three".