2021334434408 has 8 divisors (see below), whose sum is σ = 3790002064530. Its totient is φ = 1010667217200.

The previous prime is 2021334434387. The next prime is 2021334434419. The reversal of 2021334434408 is 8044344331202.

It can be written as a sum of positive squares in only one way, i.e., 1659361338244 + 361973096164 = 1288162^2 + 601642^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126333402143 + ... + 126333402158.

Almost surely, 2^{2021334434408} is an apocalyptic number.

It is an amenable number.

2021334434408 is a deficient number, since it is larger than the sum of its proper divisors (1768667630122).

2021334434408 is a wasteful number, since it uses less digits than its factorization.

2021334434408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252666804307 (or 252666804303 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 38.

The spelling of 2021334434408 in words is "two trillion, twenty-one billion, three hundred thirty-four million, four hundred thirty-four thousand, four hundred eight".