2021527352505 has 32 divisors (see below), whose sum is σ = 3290029674624. Its totient is φ = 1059751164416.

The previous prime is 2021527352477. The next prime is 2021527352519. The reversal of 2021527352505 is 5052537251202.

It is a cyclic number.

It is not a de Polignac number, because 2021527352505 - 2⁹ = 2021527351993 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3875844 + ... + 4366373.

It is an arithmetic number, because the mean of its divisors is an integer number (102813427332).

Almost surely, 2^{2021527352505} is an apocalyptic number.

It is an amenable number.

2021527352505 is a deficient number, since it is larger than the sum of its proper divisors (1268502322119).

2021527352505 is a wasteful number, since it uses less digits than its factorization.

2021527352505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8242505.

The product of its (nonzero) digits is 210000, while the sum is 39.

The spelling of 2021527352505 in words is "two trillion, twenty-one billion, five hundred twenty-seven million, three hundred fifty-two thousand, five hundred five".