202402444402 has 16 divisors (see below), whose sum is σ = 308151410112. Its totient is φ = 99685468080.

The previous prime is 202402444393. The next prime is 202402444423. The reversal of 202402444402 is 204444204202.

It is a super-2 number, since 2×202402444402² (a number of 23 digits) contains 22 as substring.

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, 4040803 + ... + 4090585.

It is an arithmetic number, because the mean of its divisors is an integer number (19259463132).

Almost surely, 2^202402444402 is an apocalyptic number.

202402444402 is a deficient number, since it is larger than the sum of its proper divisors (105748965710).

202402444402 is a wasteful number, since it uses less digits than its factorization.

202402444402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80193.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 202402444402 its reverse (204444204202), we get a palindrome (406846648604).

It can be divided in two parts, 20240 and 2444402, that added together give a palindrome (2464642).

The spelling of 202402444402 in words is "two hundred two billion, four hundred two million, four hundred forty-four thousand, four hundred two".