240023444440142 has 16 divisors (see below), whose sum is σ = 392776484842800. Its totient is φ = 109098552186240.

The previous prime is 240023444440121. The next prime is 240023444440183. The reversal of 240023444440142 is 241044444320042.

It is a super-2 number, since 2×240023444440142² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 240023444440096 and 240023444440105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149858717 + ... + 151451912.

It is an arithmetic number, because the mean of its divisors is an integer number (24548530302675).

Almost surely, 2^{240023444440142} is an apocalyptic number.

240023444440142 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

240023444440142 is a deficient number, since it is larger than the sum of its proper divisors (152753040402658).

240023444440142 is a wasteful number, since it uses less digits than its factorization.

240023444440142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301346851.

The product of its (nonzero) digits is 393216, while the sum is 38.

Adding to 240023444440142 its reverse (241044444320042), we get a palindrome (481067888760184).

The spelling of 240023444440142 in words is "two hundred forty trillion, twenty-three billion, four hundred forty-four million, four hundred forty thousand, one hundred forty-two".