240155241100055 has 16 divisors (see below), whose sum is σ = 289457507854944. Its totient is φ = 191276723656320.

The previous prime is 240155241100009. The next prime is 240155241100081. The reversal of 240155241100055 is 550001142551042.

It is not a de Polignac number, because 240155241100055 - 2³⁸ = 239880363193111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 240155241099988 and 240155241100024.

It is a congruent 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, 235731749 + ... + 236748321.

It is an arithmetic number, because the mean of its divisors is an integer number (18091094240934).

Almost surely, 2^{240155241100055} is an apocalyptic number.

240155241100055 is a deficient number, since it is larger than the sum of its proper divisors (49302266754889).

240155241100055 is a wasteful number, since it uses less digits than its factorization.

240155241100055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1224946.

The product of its (nonzero) digits is 40000, while the sum is 35.

Adding to 240155241100055 its reverse (550001142551042), we get a palindrome (790156383651097).

The spelling of 240155241100055 in words is "two hundred forty trillion, one hundred fifty-five billion, two hundred forty-one million, one hundred thousand, fifty-five".