240409265676 has 24 divisors (see below), whose sum is σ = 568639269744. Its totient is φ = 79038662400.

The previous prime is 240409265671. The next prime is 240409265699. The reversal of 240409265676 is 676562904042.

It is not an unprimeable number, because it can be changed into a prime (240409265671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137219025 + ... + 137220776.

It is an arithmetic number, because the mean of its divisors is an integer number (23693302906).

Almost surely, 2^240409265676 is an apocalyptic number.

It is an amenable number.

240409265676 is an abundant number, since it is smaller than the sum of its proper divisors (328230004068).

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

240409265676 is a wasteful number, since it uses less digits than its factorization.

240409265676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274439881 (or 274439879 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 51.

The spelling of 240409265676 in words is "two hundred forty billion, four hundred nine million, two hundred sixty-five thousand, six hundred seventy-six".