342745578399 has 16 divisors (see below), whose sum is σ = 522354769920. Its totient is φ = 195826193760.

The previous prime is 342745578389. The next prime is 342745578457. The reversal of 342745578399 is 993875547243.

It is not a de Polignac number, because 342745578399 - 2⁵ = 342745578367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342745578359) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1035684 + ... + 1325945.

It is an arithmetic number, because the mean of its divisors is an integer number (32647173120).

Almost surely, 2^342745578399 is an apocalyptic number.

342745578399 is a deficient number, since it is larger than the sum of its proper divisors (179609191521).

342745578399 is a wasteful number, since it uses less digits than its factorization.

342745578399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2368550.

The product of its digits is 228614400, while the sum is 66.

The spelling of 342745578399 in words is "three hundred forty-two billion, seven hundred forty-five million, five hundred seventy-eight thousand, three hundred ninety-nine".