20874013555352 has 32 divisors (see below), whose sum is σ = 39636625838400. Its totient is φ = 10304262818304.

The previous prime is 20874013555331. The next prime is 20874013555363. The reversal of 20874013555352 is 25355531047802.

It is a super-4 number, since 4×20874013555352⁴ (a number of 54 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20874013555352.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9422288 + ... + 11424864.

It is an arithmetic number, because the mean of its divisors is an integer number (1238644557450).

Almost surely, 2^{20874013555352} is an apocalyptic number.

It is an amenable number.

20874013555352 is a deficient number, since it is larger than the sum of its proper divisors (18762612283048).

20874013555352 is a wasteful number, since it uses less digits than its factorization.

20874013555352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2019155 (or 2019151 counting only the distinct ones).

The product of its (nonzero) digits is 5040000, while the sum is 50.

The spelling of 20874013555352 in words is "twenty trillion, eight hundred seventy-four billion, thirteen million, five hundred fifty-five thousand, three hundred fifty-two".