422128831511 has 8 divisors (see below), whose sum is σ = 454691364864. Its totient is φ = 390750390360.

The previous prime is 422128831493. The next prime is 422128831517. The reversal of 422128831511 is 115138821224.

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 422128831511 - 2¹⁸ = 422128569367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422128831517) 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, 296022311 + ... + 296023736.

It is an arithmetic number, because the mean of its divisors is an integer number (56836420608).

Almost surely, 2^422128831511 is an apocalyptic number.

422128831511 is a deficient number, since it is larger than the sum of its proper divisors (32562533353).

422128831511 is a wasteful number, since it uses less digits than its factorization.

422128831511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592046101.

The product of its digits is 30720, while the sum is 38.

The spelling of 422128831511 in words is "four hundred twenty-two billion, one hundred twenty-eight million, eight hundred thirty-one thousand, five hundred eleven".