20412433421402 has 32 divisors (see below), whose sum is σ = 34369347873024. Its totient is φ = 9013183192000.

The previous prime is 20412433421351. The next prime is 20412433421411.

It is a happy number.

20412433421402 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86547458 + ... + 86782989.

It is an arithmetic number, because the mean of its divisors is an integer number (1074042121032).

Almost surely, 2^{20412433421402} is an apocalyptic number.

20412433421402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20412433421402 is a deficient number, since it is larger than the sum of its proper divisors (13956914451622).

20412433421402 is a wasteful number, since it uses less digits than its factorization.

20412433421402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173330614.

The product of its (nonzero) digits is 36864, while the sum is 32.

It can be divided in two parts, 2041243 and 3421402, that added together give a palindrome (5462645).

The spelling of 20412433421402 in words is "twenty trillion, four hundred twelve billion, four hundred thirty-three million, four hundred twenty-one thousand, four hundred two".