240454660155 has 16 divisors (see below), whose sum is σ = 386157676320. Its totient is φ = 127765745408.

The previous prime is 240454660133. The next prime is 240454660157. The reversal of 240454660155 is 551066454042.

It is a cyclic number.

It is not a de Polignac number, because 240454660155 - 2⁷ = 240454660027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (240454660157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29792082 + ... + 29800151.

It is an arithmetic number, because the mean of its divisors is an integer number (24134854770).

Almost surely, 2^240454660155 is an apocalyptic number.

240454660155 is a deficient number, since it is larger than the sum of its proper divisors (145703016165).

240454660155 is a wasteful number, since it uses less digits than its factorization.

240454660155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59592510.

The product of its (nonzero) digits is 576000, while the sum is 42.

The spelling of 240454660155 in words is "two hundred forty billion, four hundred fifty-four million, six hundred sixty thousand, one hundred fifty-five".