20035556252 has 24 divisors (see below), whose sum is σ = 35531736912. Its totient is φ = 9883952000.

The previous prime is 20035556237. The next prime is 20035556309. The reversal of 20035556252 is 25265553002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213002 + ... + 292302.

It is an arithmetic number, because the mean of its divisors is an integer number (1480489038).

Almost surely, 2^20035556252 is an apocalyptic number.

It is an amenable number.

20035556252 is a deficient number, since it is larger than the sum of its proper divisors (15496180660).

20035556252 is a wasteful number, since it uses less digits than its factorization.

20035556252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80149 (or 80147 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 35.

The spelling of 20035556252 in words is "twenty billion, thirty-five million, five hundred fifty-six thousand, two hundred fifty-two".