1428765522928 has 40 divisors (see below), whose sum is σ = 2785952181200. Its totient is φ = 709812440064.

The previous prime is 1428765522913. The next prime is 1428765522931. The reversal of 1428765522928 is 8292255678241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10072078 + ... + 10212946.

It is an arithmetic number, because the mean of its divisors is an integer number (69648804530).

Almost surely, 2^{1428765522928} is an apocalyptic number.

It is an amenable number.

1428765522928 is a deficient number, since it is larger than the sum of its proper divisors (1357186658272).

1428765522928 is a wasteful number, since it uses less digits than its factorization.

1428765522928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144929 (or 144923 counting only the distinct ones).

The product of its digits is 38707200, while the sum is 61.

The spelling of 1428765522928 in words is "one trillion, four hundred twenty-eight billion, seven hundred sixty-five million, five hundred twenty-two thousand, nine hundred twenty-eight".