440512122402 has 48 divisors (see below), whose sum is σ = 1086480502848. Its totient is φ = 127684671840.

The previous prime is 440512122373. The next prime is 440512122451. The reversal of 440512122402 is 204221215044.

It is a happy number.

440512122402 is a `hidden beast` number, since 4 + 40 + 5 + 1 + 212 + 2 + 402 = 666.

It is a super-2 number, since 2×440512122402² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48360853 + ... + 48369960.

It is an arithmetic number, because the mean of its divisors is an integer number (22635010476).

Almost surely, 2^440512122402 is an apocalyptic number.

440512122402 is an abundant number, since it is smaller than the sum of its proper divisors (645968380446).

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

440512122402 is a wasteful number, since it uses less digits than its factorization.

440512122402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96730855 (or 96730852 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 440512122402 its reverse (204221215044), we get a palindrome (644733337446).

The spelling of 440512122402 in words is "four hundred forty billion, five hundred twelve million, one hundred twenty-two thousand, four hundred two".