340032145242 has 32 divisors (see below), whose sum is σ = 683988157440. Its totient is φ = 112691678000.

The previous prime is 340032145207. The next prime is 340032145259. The reversal of 340032145242 is 242541230043.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 647359 + ... + 1048397.

It is an arithmetic number, because the mean of its divisors is an integer number (21374629920).

Almost surely, 2^340032145242 is an apocalyptic number.

340032145242 is an abundant number, since it is smaller than the sum of its proper divisors (343956012198).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340032145242 is a wasteful number, since it uses less digits than its factorization.

340032145242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401858.

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 340032145242 its reverse (242541230043), we get a palindrome (582573375285).

The spelling of 340032145242 in words is "three hundred forty billion, thirty-two million, one hundred forty-five thousand, two hundred forty-two".