240515150505 has 16 divisors (see below), whose sum is σ = 439799132544. Its totient is φ = 109949783040.

The previous prime is 240515150429. The next prime is 240515150507. The reversal of 240515150505 is 505051515042.

It is not a de Polignac number, because 240515150505 - 2¹⁰ = 240515149481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (240515150507) 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, 1145310136 + ... + 1145310345.

It is an arithmetic number, because the mean of its divisors is an integer number (27487445784).

Almost surely, 2^240515150505 is an apocalyptic number.

It is an amenable number.

240515150505 is a deficient number, since it is larger than the sum of its proper divisors (199283982039).

240515150505 is a wasteful number, since it uses less digits than its factorization.

240515150505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2290620496.

The product of its (nonzero) digits is 25000, while the sum is 33.

Adding to 240515150505 its reverse (505051515042), we get a palindrome (745566665547).

The spelling of 240515150505 in words is "two hundred forty billion, five hundred fifteen million, one hundred fifty thousand, five hundred five".