342505302807 has 16 divisors (see below), whose sum is σ = 472508460000. Its totient is φ = 220422418944.

The previous prime is 342505302803. The next prime is 342505302829. The reversal of 342505302807 is 708203505243.

It is not a de Polignac number, because 342505302807 - 2² = 342505302803 is a prime.

It is a super-3 number, since 3×342505302807³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342505302803) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 112819 + ... + 835307.

It is an arithmetic number, because the mean of its divisors is an integer number (29531778750).

Almost surely, 2^342505302807 is an apocalyptic number.

342505302807 is a deficient number, since it is larger than the sum of its proper divisors (130003157193).

342505302807 is a wasteful number, since it uses less digits than its factorization.

342505302807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727970.

The product of its (nonzero) digits is 201600, while the sum is 39.

The spelling of 342505302807 in words is "three hundred forty-two billion, five hundred five million, three hundred two thousand, eight hundred seven".