1424328278427 has 16 divisors (see below), whose sum is σ = 2221174704000. Its totient is φ = 899575754472.

The previous prime is 1424328278423. The next prime is 1424328278447. The reversal of 1424328278427 is 7248728234241.

1424328278427 is a `hidden beast` number, since 1 + 4 + 2 + 4 + 328 + 278 + 42 + 7 = 666.

It is not a de Polignac number, because 1424328278427 - 2² = 1424328278423 is a prime.

It is a super-2 number, since 2×1424328278427² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1424328278423) 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, 1388233677 + ... + 1388234702.

It is an arithmetic number, because the mean of its divisors is an integer number (138823419000).

Almost surely, 2^{1424328278427} is an apocalyptic number.

1424328278427 is a deficient number, since it is larger than the sum of its proper divisors (796846425573).

1424328278427 is a wasteful number, since it uses less digits than its factorization.

1424328278427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2776468407 (or 2776468401 counting only the distinct ones).

The product of its digits is 9633792, while the sum is 54.

The spelling of 1424328278427 in words is "one trillion, four hundred twenty-four billion, three hundred twenty-eight million, two hundred seventy-eight thousand, four hundred twenty-seven".