142033533420 has 96 divisors (see below), whose sum is σ = 399146630400. Its totient is φ = 37737494784.

The previous prime is 142033533349. The next prime is 142033533463. The reversal of 142033533420 is 24335330241.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22798866 + ... + 22805094.

It is an arithmetic number, because the mean of its divisors is an integer number (4157777400).

Almost surely, 2^142033533420 is an apocalyptic number.

142033533420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142033533420 is an abundant number, since it is smaller than the sum of its proper divisors (257113096980).

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

142033533420 is a wasteful number, since it uses less digits than its factorization.

142033533420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7567 (or 7565 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 30.

Adding to 142033533420 its reverse (24335330241), we get a palindrome (166368863661).

The spelling of 142033533420 in words is "one hundred forty-two billion, thirty-three million, five hundred thirty-three thousand, four hundred twenty".