1268232544 has 24 divisors (see below), whose sum is σ = 2501770320. Its totient is φ = 632862336.

The previous prime is 1268232533. The next prime is 1268232547. The reversal of 1268232544 is 4452328621.

It is a super-3 number, since 3×1268232544³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1268232547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22644 + ... + 55219.

It is an arithmetic number, because the mean of its divisors is an integer number (104240430).

Almost surely, 2^1268232544 is an apocalyptic number.

It is an amenable number.

1268232544 is a deficient number, since it is larger than the sum of its proper divisors (1233537776).

1268232544 is an equidigital number, since it uses as much as digits as its factorization.

1268232544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78382 (or 78374 counting only the distinct ones).

The product of its digits is 92160, while the sum is 37.

The square root of 1268232544 is about 35612.2527229042. The cubic root of 1268232544 is about 1082.4295282382.

The spelling of 1268232544 in words is "one billion, two hundred sixty-eight million, two hundred thirty-two thousand, five hundred forty-four".