142953553548972 has 36 divisors (see below), whose sum is σ = 367278665362336. Its totient is φ = 46870017556320.

The previous prime is 142953553548941. The next prime is 142953553548977. The reversal of 142953553548972 is 279845355359241.

142953553548972 is a `hidden beast` number, since 1 + 4 + 2 + 9 + 5 + 3 + 5 + 5 + 3 + 548 + 9 + 72 = 666.

142953553548972 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 142953553548972.

It is not an unprimeable number, because it can be changed into a prime (142953553548977) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32548621108 + ... + 32548625499.

Almost surely, 2^{142953553548972} is an apocalyptic number.

142953553548972 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

142953553548972 is an abundant number, since it is smaller than the sum of its proper divisors (224325111813364).

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

142953553548972 is a wasteful number, since it uses less digits than its factorization.

142953553548972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65097246678 (or 65097246673 counting only the distinct ones).

The product of its digits is 1632960000, while the sum is 72.

The spelling of 142953553548972 in words is "one hundred forty-two trillion, nine hundred fifty-three billion, five hundred fifty-three million, five hundred forty-eight thousand, nine hundred seventy-two".