428133048458 has 4 divisors (see below), whose sum is σ = 642199572690. Its totient is φ = 214066524228.

The previous prime is 428133048449. The next prime is 428133048467. The reversal of 428133048458 is 854840331824.

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

It is an interprime number because it is at equal distance from previous prime (428133048449) and next prime (428133048467).

It can be written as a sum of positive squares in only one way, i.e., 426156979249 + 1976069209 = 652807^2 + 44453^2 .

It is a super-3 number, since 3×428133048458³ (a number of 36 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107033262113 + ... + 107033262116.

Almost surely, 2^428133048458 is an apocalyptic number.

428133048458 is a deficient number, since it is larger than the sum of its proper divisors (214066524232).

428133048458 is a wasteful number, since it uses less digits than its factorization.

428133048458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214066524231.

The product of its (nonzero) digits is 2949120, while the sum is 50.

The spelling of 428133048458 in words is "four hundred twenty-eight billion, one hundred thirty-three million, forty-eight thousand, four hundred fifty-eight".