20524020323552 has 12 divisors (see below), whose sum is σ = 40406665012056. Its totient is φ = 10262010161760.

The previous prime is 20524020323549. The next prime is 20524020323557. The reversal of 20524020323552 is 25532302042502.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20524020323557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 320687817524 + ... + 320687817587.

It is an arithmetic number, because the mean of its divisors is an integer number (3367222084338).

Almost surely, 2^{20524020323552} is an apocalyptic number.

It is an amenable number.

20524020323552 is a deficient number, since it is larger than the sum of its proper divisors (19882644688504).

20524020323552 is an equidigital number, since it uses as much as digits as its factorization.

20524020323552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641375635121 (or 641375635113 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 35.

The spelling of 20524020323552 in words is "twenty trillion, five hundred twenty-four billion, twenty million, three hundred twenty-three thousand, five hundred fifty-two".