2021427050428 has 12 divisors (see below), whose sum is σ = 3548656638072. Its totient is φ = 1007525153840.

The previous prime is 2021427050323. The next prime is 2021427050473. The reversal of 2021427050428 is 8240507241202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 797091418 + ... + 797093953.

It is an arithmetic number, because the mean of its divisors is an integer number (295721386506).

Almost surely, 2^{2021427050428} is an apocalyptic number.

It is an amenable number.

2021427050428 is a deficient number, since it is larger than the sum of its proper divisors (1527229587644).

2021427050428 is a wasteful number, since it uses less digits than its factorization.

2021427050428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1594185692 (or 1594185690 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 37.

The spelling of 2021427050428 in words is "two trillion, twenty-one billion, four hundred twenty-seven million, fifty thousand, four hundred twenty-eight".