1428224268315 has 64 divisors (see below), whose sum is σ = 2525670927360. Its totient is φ = 684869982720.

The previous prime is 1428224268311. The next prime is 1428224268319. The reversal of 1428224268315 is 5138624228241.

It is an interprime number because it is at equal distance from previous prime (1428224268311) and next prime (1428224268319).

It is not a de Polignac number, because 1428224268315 - 2² = 1428224268311 is a prime.

It is a super-2 number, since 2×1428224268315² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1428224268311) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 527701 + ... + 1770569.

It is an arithmetic number, because the mean of its divisors is an integer number (39463608240).

Almost surely, 2^{1428224268315} is an apocalyptic number.

1428224268315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1428224268315 is a deficient number, since it is larger than the sum of its proper divisors (1097446659045).

1428224268315 is a wasteful number, since it uses less digits than its factorization.

1428224268315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1243044.

The product of its digits is 1474560, while the sum is 48.

The spelling of 1428224268315 in words is "one trillion, four hundred twenty-eight billion, two hundred twenty-four million, two hundred sixty-eight thousand, three hundred fifteen".