428813313379 has 8 divisors (see below), whose sum is σ = 471936133872. Its totient is φ = 386380458240.

The previous prime is 428813313373. The next prime is 428813313403. The reversal of 428813313379 is 973313318824.

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 428813313379 - 2⁷ = 428813313251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (428813313373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172490034 + ... + 172492519.

It is an arithmetic number, because the mean of its divisors is an integer number (58992016734).

Almost surely, 2^428813313379 is an apocalyptic number.

428813313379 is a deficient number, since it is larger than the sum of its proper divisors (43122820493).

428813313379 is a wasteful number, since it uses less digits than its factorization.

428813313379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344982677.

The product of its digits is 2612736, while the sum is 52.

Subtracting 428813313379 from its reverse (973313318824), we obtain a palindrome (544500005445).

The spelling of 428813313379 in words is "four hundred twenty-eight billion, eight hundred thirteen million, three hundred thirteen thousand, three hundred seventy-nine".