20052041402 has 8 divisors (see below), whose sum is σ = 30078920916. Its totient is φ = 10025734432.

The previous prime is 20052041393. The next prime is 20052041441. The reversal of 20052041402 is 20414025002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 19432081201 + 619960201 = 139399^2 + 24899^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41003 + ... + 204414.

Almost surely, 2^20052041402 is an apocalyptic number.

20052041402 is a deficient number, since it is larger than the sum of its proper divisors (10026879514).

20052041402 is a wasteful number, since it uses less digits than its factorization.

20052041402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286272.

The product of its (nonzero) digits is 640, while the sum is 20.

Adding to 20052041402 its reverse (20414025002), we get a palindrome (40466066404).

The spelling of 20052041402 in words is "twenty billion, fifty-two million, forty-one thousand, four hundred two".