244400003402 has 4 divisors (see below), whose sum is σ = 366600005106. Its totient is φ = 122200001700.

The previous prime is 244400003339. The next prime is 244400003453. The reversal of 244400003402 is 204300004442.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 140594251681 + 103805751721 = 374959^2 + 322189^2 .

It is a super-2 number, since 2×244400003402² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61100000849 + ... + 61100000852.

Almost surely, 2^244400003402 is an apocalyptic number.

244400003402 is a deficient number, since it is larger than the sum of its proper divisors (122200001704).

244400003402 is a wasteful number, since it uses less digits than its factorization.

244400003402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122200001703.

The product of its (nonzero) digits is 3072, while the sum is 23.

Adding to 244400003402 its reverse (204300004442), we get a palindrome (448700007844).

The spelling of 244400003402 in words is "two hundred forty-four billion, four hundred million, three thousand, four hundred two".