1042446531255 has 16 divisors (see below), whose sum is σ = 1667936655360. Its totient is φ = 555964081568.

The previous prime is 1042446531253. The next prime is 1042446531263. The reversal of 1042446531255 is 5521356442401.

It is a cyclic number.

It is not a de Polignac number, because 1042446531255 - 2¹ = 1042446531253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042446531253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 815566 + ... + 1658324.

It is an arithmetic number, because the mean of its divisors is an integer number (104246040960).

Almost surely, 2^{1042446531255} is an apocalyptic number.

1042446531255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1042446531255 is a deficient number, since it is larger than the sum of its proper divisors (625490124105).

1042446531255 is an equidigital number, since it uses as much as digits as its factorization.

1042446531255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925230.

The product of its (nonzero) digits is 576000, while the sum is 42.

The spelling of 1042446531255 in words is "one trillion, forty-two billion, four hundred forty-six million, five hundred thirty-one thousand, two hundred fifty-five".