142406572650 has 96 divisors (see below), whose sum is σ = 359012736000. Its totient is φ = 37351142400.

The previous prime is 142406572639. The next prime is 142406572661. The reversal of 142406572650 is 56275604241.

It is an interprime number because it is at equal distance from previous prime (142406572639) and next prime (142406572661).

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 2521926 + ... + 2577774.

It is an arithmetic number, because the mean of its divisors is an integer number (3739716000).

Almost surely, 2^142406572650 is an apocalyptic number.

142406572650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 142406572650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179506368000).

142406572650 is an abundant number, since it is smaller than the sum of its proper divisors (216606163350).

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

142406572650 is a wasteful number, since it uses less digits than its factorization.

142406572650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56144 (or 56139 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 42.

The spelling of 142406572650 in words is "one hundred forty-two billion, four hundred six million, five hundred seventy-two thousand, six hundred fifty".