6401446122 has 32 divisors (see below), whose sum is σ = 13220444160. Its totient is φ = 2064270960.

The previous prime is 6401446063. The next prime is 6401446141. The reversal of 6401446122 is 2216441046.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 6401446122.

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, 937573 + ... + 944375.

It is an arithmetic number, because the mean of its divisors is an integer number (413138880).

Almost surely, 2^6401446122 is an apocalyptic number.

6401446122 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

6401446122 is an abundant number, since it is smaller than the sum of its proper divisors (6818998038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6401446122 is a wasteful number, since it uses less digits than its factorization.

6401446122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11898.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 6401446122 is about 80009.0377519940. The cubic root of 6401446122 is about 1856.7753625749.

Adding to 6401446122 its reverse (2216441046), we get a palindrome (8617887168).

The spelling of 6401446122 in words is "six billion, four hundred one million, four hundred forty-six thousand, one hundred twenty-two".