240442151442 has 16 divisors (see below), whose sum is σ = 482194618752. Its totient is φ = 79928997840.

The previous prime is 240442151441. The next prime is 240442151491. The reversal of 240442151442 is 244151244042.

It is not an unprimeable number, because it can be changed into a prime (240442151441) 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, 54594109 + ... + 54598512.

It is an arithmetic number, because the mean of its divisors is an integer number (30137163672).

Almost surely, 2^240442151442 is an apocalyptic number.

240442151442 is an abundant number, since it is smaller than the sum of its proper divisors (241752467310).

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

240442151442 is a wasteful number, since it uses less digits than its factorization.

240442151442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109192993.

The product of its (nonzero) digits is 40960, while the sum is 33.

Adding to 240442151442 its reverse (244151244042), we get a palindrome (484593395484).

The spelling of 240442151442 in words is "two hundred forty billion, four hundred forty-two million, one hundred fifty-one thousand, four hundred forty-two".