1255435432244 has 48 divisors (see below), whose sum is σ = 2637623520000. Its totient is φ = 511196480256.

The previous prime is 1255435432219. The next prime is 1255435432253. The reversal of 1255435432244 is 4422345345521.

It is a super-2 number, since 2×1255435432244² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1255435432195 and 1255435432204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6445769 + ... + 6637680.

It is an arithmetic number, because the mean of its divisors is an integer number (54950490000).

Almost surely, 2^{1255435432244} is an apocalyptic number.

1255435432244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1255435432244 is an abundant number, since it is smaller than the sum of its proper divisors (1382188087756).

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

1255435432244 is a wasteful number, since it uses less digits than its factorization.

1255435432244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13083632 (or 13083630 counting only the distinct ones).

The product of its digits is 2304000, while the sum is 44.

The spelling of 1255435432244 in words is "one trillion, two hundred fifty-five billion, four hundred thirty-five million, four hundred thirty-two thousand, two hundred forty-four".