142440011235 has 24 divisors (see below), whose sum is σ = 248003193984. Its totient is φ = 75627336960.

The previous prime is 142440011191. The next prime is 142440011251. The reversal of 142440011235 is 532110044241.

142440011235 is a `hidden beast` number, since 1 + 4 + 24 + 400 + 1 + 1 + 235 = 666.

It is not a de Polignac number, because 142440011235 - 2⁶ = 142440011171 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142440011199 and 142440011208.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7087126 + ... + 7107195.

It is an arithmetic number, because the mean of its divisors is an integer number (10333466416).

Almost surely, 2^142440011235 is an apocalyptic number.

142440011235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

142440011235 is a deficient number, since it is larger than the sum of its proper divisors (105563182749).

142440011235 is a wasteful number, since it uses less digits than its factorization.

142440011235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14194555 (or 14194552 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 142440011235 its reverse (532110044241), we get a palindrome (674550055476).

The spelling of 142440011235 in words is "one hundred forty-two billion, four hundred forty million, eleven thousand, two hundred thirty-five".