142089020902 has 8 divisors (see below), whose sum is σ = 214143643512. Its totient is φ = 70707806400.

The previous prime is 142089020897. The next prime is 142089020903. The reversal of 142089020902 is 209020980241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142089020903) 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, 168351499 + ... + 168352342.

It is an arithmetic number, because the mean of its divisors is an integer number (26767955439).

Almost surely, 2^142089020902 is an apocalyptic number.

142089020902 is a deficient number, since it is larger than the sum of its proper divisors (72054622610).

142089020902 is a wasteful number, since it uses less digits than its factorization.

142089020902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336704054.

The product of its (nonzero) digits is 20736, while the sum is 37.

The spelling of 142089020902 in words is "one hundred forty-two billion, eighty-nine million, twenty thousand, nine hundred two".