2420340643342 has 8 divisors (see below), whose sum is σ = 3630529025856. Its totient is φ = 1210164301392.

The previous prime is 2420340643333. The next prime is 2420340643363. The reversal of 2420340643342 is 2433460430242.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2489598 + ... + 3322465.

It is an arithmetic number, because the mean of its divisors is an integer number (453816128232).

Almost surely, 2^{2420340643342} is an apocalyptic number.

2420340643342 is a deficient number, since it is larger than the sum of its proper divisors (1210188382514).

2420340643342 is a wasteful number, since it uses less digits than its factorization.

2420340643342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6020282.

The product of its (nonzero) digits is 331776, while the sum is 37.

The spelling of 2420340643342 in words is "two trillion, four hundred twenty billion, three hundred forty million, six hundred forty-three thousand, three hundred forty-two".