142840002630 has 64 divisors (see below), whose sum is σ = 370798868160. Its totient is φ = 35007054336.

The previous prime is 142840002629. The next prime is 142840002637. The reversal of 142840002630 is 36200048241.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142840002637) 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 31 ways as a sum of consecutive naturals, for example, 710377 + ... + 888996.

It is an arithmetic number, because the mean of its divisors is an integer number (5793732315).

Almost surely, 2^142840002630 is an apocalyptic number.

142840002630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142840002630 is an abundant number, since it is smaller than the sum of its proper divisors (227958865530).

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

142840002630 is a wasteful number, since it uses less digits than its factorization.

142840002630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1599625.

The product of its (nonzero) digits is 9216, while the sum is 30.

The spelling of 142840002630 in words is "one hundred forty-two billion, eight hundred forty million, two thousand, six hundred thirty".