2021250044432 has 20 divisors (see below), whose sum is σ = 3933273155820. Its totient is φ = 1006211810688.

The previous prime is 2021250044431. The next prime is 2021250044449. The reversal of 2021250044432 is 2344400521202.

It can be written as a sum of positive squares in 2 ways, for example, as 1448691475456 + 572558568976 = 1203616^2 + 756676^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2021250044395 and 2021250044404.

It is not an unprimeable number, because it can be changed into a prime (2021250044431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275821943 + ... + 275829270.

It is an arithmetic number, because the mean of its divisors is an integer number (196663657791).

Almost surely, 2^{2021250044432} is an apocalyptic number.

It is an amenable number.

2021250044432 is a deficient number, since it is larger than the sum of its proper divisors (1912023111388).

2021250044432 is a wasteful number, since it uses less digits than its factorization.

2021250044432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551651450 (or 551651444 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 2021250044432 its reverse (2344400521202), we get a palindrome (4365650565634).

The spelling of 2021250044432 in words is "two trillion, twenty-one billion, two hundred fifty million, forty-four thousand, four hundred thirty-two".