428962125136 has 20 divisors (see below), whose sum is σ = 831373211700. Its totient is φ = 214414199552.

The previous prime is 428962125091. The next prime is 428962125143. The reversal of 428962125136 is 631521269824.

It can be written as a sum of positive squares in 2 ways, for example, as 141108414736 + 287853710400 = 375644^2 + 536520^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 428962125136.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4125991 + ... + 4228678.

It is an arithmetic number, because the mean of its divisors is an integer number (41568660585).

Almost surely, 2^428962125136 is an apocalyptic number.

It is an amenable number.

428962125136 is a deficient number, since it is larger than the sum of its proper divisors (402411086564).

428962125136 is a wasteful number, since it uses less digits than its factorization.

428962125136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8357886 (or 8357880 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 49.

The spelling of 428962125136 in words is "four hundred twenty-eight billion, nine hundred sixty-two million, one hundred twenty-five thousand, one hundred thirty-six".