400222411351004 has 48 divisors (see below), whose sum is σ = 771943166184960. Its totient is φ = 180042589493760.

The previous prime is 400222411350959. The next prime is 400222411351031. The reversal of 400222411351004 is 400153114222004.

It is a happy number.

It is a super-2 number, since 2×400222411351004² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

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, 960804527 + ... + 961220985.

It is an arithmetic number, because the mean of its divisors is an integer number (16082149295520).

Almost surely, 2^{400222411351004} is an apocalyptic number.

400222411351004 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

400222411351004 is a deficient number, since it is larger than the sum of its proper divisors (371720754833956).

400222411351004 is a wasteful number, since it uses less digits than its factorization.

400222411351004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641738 (or 641736 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 400222411351004 its reverse (400153114222004), we get a palindrome (800375525573008).

The spelling of 400222411351004 in words is "four hundred trillion, two hundred twenty-two billion, four hundred eleven million, three hundred fifty-one thousand, four".