210142432433444 has 24 divisors (see below), whose sum is σ = 428214767980608. Its totient is φ = 88361777518560.

The previous prime is 210142432433441. The next prime is 210142432433459. The reversal of 210142432433444 is 444334234241012.

210142432433444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×210142432433444² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (210142432433441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70802704862 + ... + 70802707829.

It is an arithmetic number, because the mean of its divisors is an integer number (17842281999192).

Almost surely, 2^{210142432433444} is an apocalyptic number.

It is an amenable number.

210142432433444 is an abundant number, since it is smaller than the sum of its proper divisors (218072335547164).

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

210142432433444 is a wasteful number, since it uses less digits than its factorization.

210142432433444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141605412755 (or 141605412753 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 41.

Adding to 210142432433444 its reverse (444334234241012), we get a palindrome (654476666674456).

The spelling of 210142432433444 in words is "two hundred ten trillion, one hundred forty-two billion, four hundred thirty-two million, four hundred thirty-three thousand, four hundred forty-four".