342984621807 has 24 divisors (see below), whose sum is σ = 513801274896. Its totient is φ = 228643031232.

The previous prime is 342984621799. The next prime is 342984621823. The reversal of 342984621807 is 708126489243.

342984621807 is a `hidden beast` number, since 3 + 4 + 2 + 9 + 8 + 4 + 621 + 8 + 0 + 7 = 666.

It is not a de Polignac number, because 342984621807 - 2³ = 342984621799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342984621407) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5836053 + ... + 5894529.

It is an arithmetic number, because the mean of its divisors is an integer number (21408386454).

Almost surely, 2^342984621807 is an apocalyptic number.

342984621807 is a deficient number, since it is larger than the sum of its proper divisors (170816653089).

342984621807 is an equidigital number, since it uses as much as digits as its factorization.

342984621807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82629 (or 82617 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 54.

The spelling of 342984621807 in words is "three hundred forty-two billion, nine hundred eighty-four million, six hundred twenty-one thousand, eight hundred seven".