240340023531155 has 16 divisors (see below), whose sum is σ = 300980267023104. Its totient is φ = 183892346262240.

The previous prime is 240340023531107. The next prime is 240340023531191. The reversal of 240340023531155 is 551135320043042.

It is not a de Polignac number, because 240340023531155 - 2¹² = 240340023527059 is a prime.

It is a super-2 number, since 2×240340023531155² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

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, 112686461 + ... + 114799470.

It is an arithmetic number, because the mean of its divisors is an integer number (18811266688944).

Almost surely, 2^{240340023531155} is an apocalyptic number.

240340023531155 is a deficient number, since it is larger than the sum of its proper divisors (60640243491949).

240340023531155 is a wasteful number, since it uses less digits than its factorization.

240340023531155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227495146.

The product of its (nonzero) digits is 216000, while the sum is 38.

Adding to 240340023531155 its reverse (551135320043042), we get a palindrome (791475343574197).

The spelling of 240340023531155 in words is "two hundred forty trillion, three hundred forty billion, twenty-three million, five hundred thirty-one thousand, one hundred fifty-five".