1428055242612 has 48 divisors (see below), whose sum is σ = 3482566368960. Its totient is φ = 454865789952.

The previous prime is 1428055242599. The next prime is 1428055242613. The reversal of 1428055242612 is 2162425508241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1428055242613) 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, 21118858 + ... + 21186369.

It is an arithmetic number, because the mean of its divisors is an integer number (72553466020).

Almost surely, 2^{1428055242612} is an apocalyptic number.

1428055242612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1428055242612 is an abundant number, since it is smaller than the sum of its proper divisors (2054511126348).

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

1428055242612 is a wasteful number, since it uses less digits than its factorization.

1428055242612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42305360 (or 42305358 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 42.

The spelling of 1428055242612 in words is "one trillion, four hundred twenty-eight billion, fifty-five million, two hundred forty-two thousand, six hundred twelve".