2021269849528 has 16 divisors (see below), whose sum is σ = 3790078573680. Its totient is φ = 1010582229888.

The previous prime is 2021269849517. The next prime is 2021269849567. The reversal of 2021269849528 is 8259489621202.

It is a super-2 number, since 2×2021269849528² (a number of 25 digits) contains 22 as substring.

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, 6423601 + ... + 6730912.

It is an arithmetic number, because the mean of its divisors is an integer number (236879910855).

Almost surely, 2^{2021269849528} is an apocalyptic number.

It is an amenable number.

2021269849528 is a deficient number, since it is larger than the sum of its proper divisors (1768808724152).

2021269849528 is a wasteful number, since it uses less digits than its factorization.

2021269849528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13173726 (or 13173722 counting only the distinct ones).

The product of its (nonzero) digits is 9953280, while the sum is 58.

The spelling of 2021269849528 in words is "two trillion, twenty-one billion, two hundred sixty-nine million, eight hundred forty-nine thousand, five hundred twenty-eight".