340101505242 has 64 divisors (see below), whose sum is σ = 762867279360. Its totient is φ = 112305295872.

The previous prime is 340101505193. The next prime is 340101505259. The reversal of 340101505242 is 242505101043.

340101505242 is a `hidden beast` number, since 3 + 401 + 0 + 15 + 0 + 5 + 242 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12574918 + ... + 12601934.

It is an arithmetic number, because the mean of its divisors is an integer number (11919801240).

Almost surely, 2^340101505242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 340101505242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (381433639680).

340101505242 is an abundant number, since it is smaller than the sum of its proper divisors (422765774118).

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

340101505242 is a wasteful number, since it uses less digits than its factorization.

340101505242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29204 (or 29198 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 340101505242 its reverse (242505101043), we get a palindrome (582606606285).

The spelling of 340101505242 in words is "three hundred forty billion, one hundred one million, five hundred five thousand, two hundred forty-two".