142440053084656 has 20 divisors (see below), whose sum is σ = 275983624595104. Its totient is φ = 71218472544000.

The previous prime is 142440053084617. The next prime is 142440053084657. The reversal of 142440053084656 is 656480350044241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142440053084657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96368520 + ... + 97835431.

Almost surely, 2^{142440053084656} is an apocalyptic number.

142440053084656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

142440053084656 is a deficient number, since it is larger than the sum of its proper divisors (133543571510448).

142440053084656 is a wasteful number, since it uses less digits than its factorization.

142440053084656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194249800 (or 194249794 counting only the distinct ones).

The product of its (nonzero) digits is 11059200, while the sum is 52.

The spelling of 142440053084656 in words is "one hundred forty-two trillion, four hundred forty billion, fifty-three million, eighty-four thousand, six hundred fifty-six".