428248274495 has 8 divisors (see below), whose sum is σ = 520089471216. Its totient is φ = 338470925056.

The previous prime is 428248274459. The next prime is 428248274501. The reversal of 428248274495 is 594472842824.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 428248274495 - 2⁶ = 428248274431 is a prime.

It is a Duffinian number.

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, 515961362 + ... + 515962191.

It is an arithmetic number, because the mean of its divisors is an integer number (65011183902).

Almost surely, 2^428248274495 is an apocalyptic number.

428248274495 is a deficient number, since it is larger than the sum of its proper divisors (91841196721).

428248274495 is a wasteful number, since it uses less digits than its factorization.

428248274495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031923641.

The product of its digits is 41287680, while the sum is 59.

The spelling of 428248274495 in words is "four hundred twenty-eight billion, two hundred forty-eight million, two hundred seventy-four thousand, four hundred ninety-five".