20351633405002 has 8 divisors (see below), whose sum is σ = 30680854380000. Its totient is φ = 10124681945004.

The previous prime is 20351633404951. The next prime is 20351633405003. The reversal of 20351633405002 is 20050433615302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (20351633405003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25567378252 + ... + 25567379047.

It is an arithmetic number, because the mean of its divisors is an integer number (3835106797500).

Almost surely, 2^{20351633405002} is an apocalyptic number.

20351633405002 is a deficient number, since it is larger than the sum of its proper divisors (10329220974998).

20351633405002 is a wasteful number, since it uses less digits than its factorization.

20351633405002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51134757500.

The product of its (nonzero) digits is 64800, while the sum is 34.

The spelling of 20351633405002 in words is "twenty trillion, three hundred fifty-one billion, six hundred thirty-three million, four hundred five thousand, two".