428013125158 has 4 divisors (see below), whose sum is σ = 642019687740. Its totient is φ = 214006562578.

The previous prime is 428013125051. The next prime is 428013125167. The reversal of 428013125158 is 851521310824.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 428013125158.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107003281288 + ... + 107003281291.

It is an arithmetic number, because the mean of its divisors is an integer number (160504921935).

Almost surely, 2^428013125158 is an apocalyptic number.

428013125158 is a deficient number, since it is larger than the sum of its proper divisors (214006562582).

428013125158 is a wasteful number, since it uses less digits than its factorization.

428013125158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214006562581.

The product of its (nonzero) digits is 76800, while the sum is 40.

The spelling of 428013125158 in words is "four hundred twenty-eight billion, thirteen million, one hundred twenty-five thousand, one hundred fifty-eight".