440461143242422 has 32 divisors (see below), whose sum is σ = 692304084209664. Its totient is φ = 209908801080000.

The previous prime is 440461143242413. The next prime is 440461143242501. The reversal of 440461143242422 is 224242341164044.

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, 14624922 + ... + 33087922.

It is an arithmetic number, because the mean of its divisors is an integer number (21634502631552).

Almost surely, 2^{440461143242422} is an apocalyptic number.

440461143242422 is a deficient number, since it is larger than the sum of its proper divisors (251842940967242).

440461143242422 is a wasteful number, since it uses less digits than its factorization.

440461143242422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18468844.

The product of its (nonzero) digits is 1179648, while the sum is 43.

The spelling of 440461143242422 in words is "four hundred forty trillion, four hundred sixty-one billion, one hundred forty-three million, two hundred forty-two thousand, four hundred twenty-two".