142140433301400 has 192 divisors, whose sum is σ = 442397590099200. Its totient is φ = 37752780136960.

The previous prime is 142140433301371. The next prime is 142140433301401. The reversal of 142140433301400 is 4103334041241.

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 (142140433301401) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 177736834 + ... + 178534766.

It is an arithmetic number, because the mean of its divisors is an integer number (2304154115100).

Almost surely, 2^{142140433301400} is an apocalyptic number.

142140433301400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142140433301400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (221198795049600).

142140433301400 is an abundant number, since it is smaller than the sum of its proper divisors (300257156797800).

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

142140433301400 is a wasteful number, since it uses less digits than its factorization.

142140433301400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799138 (or 799129 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 142140433301400 its reverse (4103334041241), we get a palindrome (146243767342641).

The spelling of 142140433301400 in words is "one hundred forty-two trillion, one hundred forty billion, four hundred thirty-three million, three hundred one thousand, four hundred".