142001268672 has 28 divisors (see below), whose sum is σ = 375711690536. Its totient is φ = 47333756160.

The previous prime is 142001268671. The next prime is 142001268733. The reversal of 142001268672 is 276862100241.

It is a self number, because there is not a number n which added to its sum of digits gives 142001268672.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142001268671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 369794779 + ... + 369795162.

It is an arithmetic number, because the mean of its divisors is an integer number (13418274662).

Almost surely, 2^142001268672 is an apocalyptic number.

142001268672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

142001268672 is an abundant number, since it is smaller than the sum of its proper divisors (233710421864).

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

142001268672 is an equidigital number, since it uses as much as digits as its factorization.

142001268672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739589956 (or 739589946 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 39.

The spelling of 142001268672 in words is "one hundred forty-two billion, one million, two hundred sixty-eight thousand, six hundred seventy-two".