20003633606426 has 16 divisors (see below), whose sum is σ = 30033007580160. Its totient is φ = 9992631943200.

The previous prime is 20003633606399. The next prime is 20003633606461. The reversal of 20003633606426 is 62460633630002.

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, 48659870 + ... + 49069238.

It is an arithmetic number, because the mean of its divisors is an integer number (1877062973760).

Almost surely, 2^{20003633606426} is an apocalyptic number.

20003633606426 is a deficient number, since it is larger than the sum of its proper divisors (10029373973734).

20003633606426 is a wasteful number, since it uses less digits than its factorization.

20003633606426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431749.

The product of its (nonzero) digits is 559872, while the sum is 41.

The spelling of 20003633606426 in words is "twenty trillion, three billion, six hundred thirty-three million, six hundred six thousand, four hundred twenty-six".