240555240555045 has 128 divisors (see below), whose sum is σ = 422298544550400. Its totient is φ = 116217991938048.

The previous prime is 240555240555043. The next prime is 240555240555053. The reversal of 240555240555045 is 540555042555042.

It is not a de Polignac number, because 240555240555045 - 2¹ = 240555240555043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240555240555043) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 18614497954 + ... + 18614510876.

It is an arithmetic number, because the mean of its divisors is an integer number (3299207379300).

Almost surely, 2^{240555240555045} is an apocalyptic number.

It is an amenable number.

240555240555045 is a deficient number, since it is larger than the sum of its proper divisors (181743303995355).

240555240555045 is a wasteful number, since it uses less digits than its factorization.

240555240555045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20999.

The product of its (nonzero) digits is 20000000, while the sum is 51.

The spelling of 240555240555045 in words is "two hundred forty trillion, five hundred fifty-five billion, two hundred forty million, five hundred fifty-five thousand, forty-five".