441431553150146 has 16 divisors (see below), whose sum is σ = 713082117794424. Its totient is φ = 203737531889664.

The previous prime is 441431553150113. The next prime is 441431553150149. The reversal of 441431553150146 is 641051355134144.

It can be written as a sum of positive squares in 4 ways, for example, as 217245166299121 + 224186386851025 = 14739239^2 + 14972855^2 .

It is a super-2 number, since 2×441431553150146² (a number of 30 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 441431553150146.

It is not an unprimeable number, because it can be changed into a prime (441431553150149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66772610 + ... + 73085186.

Almost surely, 2^{441431553150146} is an apocalyptic number.

441431553150146 is a deficient number, since it is larger than the sum of its proper divisors (271650564644278).

441431553150146 is a wasteful number, since it uses less digits than its factorization.

441431553150146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9002165.

The product of its (nonzero) digits is 1728000, while the sum is 47.

The spelling of 441431553150146 in words is "four hundred forty-one trillion, four hundred thirty-one billion, five hundred fifty-three million, one hundred fifty thousand, one hundred forty-six".