240646084749 has 24 divisors (see below), whose sum is σ = 398401897920. Its totient is φ = 137115747648.

The previous prime is 240646084691. The next prime is 240646084793. The reversal of 240646084749 is 947480646042.

240646084749 is a `hidden beast` number, since 24 + 0 + 6 + 4 + 608 + 4 + 7 + 4 + 9 = 666.

It is not a de Polignac number, because 240646084749 - 2¹³ = 240646076557 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 240646084695 and 240646084704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240646084649) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5482144 + ... + 5525865.

It is an arithmetic number, because the mean of its divisors is an integer number (16600079080).

Almost surely, 2^240646084749 is an apocalyptic number.

It is an amenable number.

240646084749 is a deficient number, since it is larger than the sum of its proper divisors (157755813171).

240646084749 is a wasteful number, since it uses less digits than its factorization.

240646084749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11008369 (or 11008366 counting only the distinct ones).

The product of its (nonzero) digits is 9289728, while the sum is 54.

The spelling of 240646084749 in words is "two hundred forty billion, six hundred forty-six million, eighty-four thousand, seven hundred forty-nine".