340233145155 has 24 divisors (see below), whose sum is σ = 592204991040. Its totient is φ = 180698434560.

The previous prime is 340233145129. The next prime is 340233145169. The reversal of 340233145155 is 551541332043.

340233145155 is a `hidden beast` number, since 340 + 23 + 3 + 145 + 155 = 666.

It is not a de Polignac number, because 340233145155 - 2¹⁶ = 340233079619 is a prime.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 15806686 + ... + 15828195.

It is an arithmetic number, because the mean of its divisors is an integer number (24675207960).

Almost surely, 2^340233145155 is an apocalyptic number.

340233145155 is a deficient number, since it is larger than the sum of its proper divisors (251971845885).

340233145155 is a wasteful number, since it uses less digits than its factorization.

340233145155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31635131 (or 31635128 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

Adding to 340233145155 its reverse (551541332043), we get a palindrome (891774477198).

The spelling of 340233145155 in words is "three hundred forty billion, two hundred thirty-three million, one hundred forty-five thousand, one hundred fifty-five".