240442151407 has 4 divisors (see below), whose sum is σ = 240722061640. Its totient is φ = 240162241176.

The previous prime is 240442151353. The next prime is 240442151419. The reversal of 240442151407 is 704151244042.

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

It is a cyclic number.

It is not a de Polignac number, because 240442151407 - 2¹⁵ = 240442118639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240442151707) 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, 139953828 + ... + 139955545.

It is an arithmetic number, because the mean of its divisors is an integer number (60180515410).

Almost surely, 2^240442151407 is an apocalyptic number.

240442151407 is a deficient number, since it is larger than the sum of its proper divisors (279910233).

240442151407 is an equidigital number, since it uses as much as digits as its factorization.

240442151407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279910232.

The product of its (nonzero) digits is 35840, while the sum is 34.

Adding to 240442151407 its reverse (704151244042), we get a palindrome (944593395449).

The spelling of 240442151407 in words is "two hundred forty billion, four hundred forty-two million, one hundred fifty-one thousand, four hundred seven".