240055453215531 has 12 divisors (see below), whose sum is σ = 354124356517152. Its totient is φ = 156631926920496.

The previous prime is 240055453215527. The next prime is 240055453215533. The reversal of 240055453215531 is 135512354550042.

240055453215531 is a `hidden beast` number, since 2 + 4 + 0 + 0 + 5 + 54 + 53 + 2 + 15 + 531 = 666.

It is not a de Polignac number, because 240055453215531 - 2² = 240055453215527 is a prime.

It is a super-2 number, since 2×240055453215531² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (240055453215533) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 283753490376 + ... + 283753491221.

It is an arithmetic number, because the mean of its divisors is an integer number (29510363043096).

Almost surely, 2^{240055453215531} is an apocalyptic number.

240055453215531 is a deficient number, since it is larger than the sum of its proper divisors (114068903301621).

240055453215531 is a wasteful number, since it uses less digits than its factorization.

240055453215531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567506981650 (or 567506981647 counting only the distinct ones).

The product of its (nonzero) digits is 1800000, while the sum is 45.

The spelling of 240055453215531 in words is "two hundred forty trillion, fifty-five billion, four hundred fifty-three million, two hundred fifteen thousand, five hundred thirty-one".