2021546422346 has 12 divisors (see below), whose sum is σ = 3333045547986. Its totient is φ = 918884737320.

The previous prime is 2021546422333. The next prime is 2021546422369. The reversal of 2021546422346 is 6432246451202.

It can be written as a sum of positive squares in only one way, i.e., 1717774588321 + 303771834025 = 1310639^2 + 551155^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4176748565 + ... + 4176749048.

Almost surely, 2^{2021546422346} is an apocalyptic number.

2021546422346 is a deficient number, since it is larger than the sum of its proper divisors (1311499125640).

2021546422346 is a wasteful number, since it uses less digits than its factorization.

2021546422346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8353497637 (or 8353497626 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 41.

The spelling of 2021546422346 in words is "two trillion, twenty-one billion, five hundred forty-six million, four hundred twenty-two thousand, three hundred forty-six".