4240261418399 has 4 divisors (see below), whose sum is σ = 4240326170400. Its totient is φ = 4240196666400.

The previous prime is 4240261418363. The next prime is 4240261418411. The reversal of 4240261418399 is 9938141620424.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4240261418399 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4240261418399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4240261418329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32277674 + ... + 32408775.

It is an arithmetic number, because the mean of its divisors is an integer number (1060081542600).

Almost surely, 2^{4240261418399} is an apocalyptic number.

4240261418399 is a deficient number, since it is larger than the sum of its proper divisors (64752001).

4240261418399 is an equidigital number, since it uses as much as digits as its factorization.

4240261418399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64752000.

The product of its (nonzero) digits is 2985984, while the sum is 53.

The spelling of 4240261418399 in words is "four trillion, two hundred forty billion, two hundred sixty-one million, four hundred eighteen thousand, three hundred ninety-nine".