240661301264 has 80 divisors (see below), whose sum is σ = 482314939392. Its totient is φ = 116256518784.

The previous prime is 240661301249. The next prime is 240661301267. The reversal of 240661301264 is 462103166042.

It is not an unprimeable number, because it can be changed into a prime (240661301267) 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, 90917189 + ... + 90919835.

Almost surely, 2^240661301264 is an apocalyptic number.

It is an amenable number.

240661301264 is an abundant number, since it is smaller than the sum of its proper divisors (241653638128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

240661301264 is a wasteful number, since it uses less digits than its factorization.

240661301264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4084 (or 4078 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 35.

The spelling of 240661301264 in words is "two hundred forty billion, six hundred sixty-one million, three hundred one thousand, two hundred sixty-four".