464828520191 has 8 divisors (see below), whose sum is σ = 531245143584. Its totient is φ = 398415034080.

The previous prime is 464828520187. The next prime is 464828520197. The reversal of 464828520191 is 191025828464.

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

It is not a de Polignac number, because 464828520191 - 2² = 464828520187 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 (464828520197) 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, 457760 + ... + 1067333.

It is an arithmetic number, because the mean of its divisors is an integer number (66405642948).

Almost surely, 2^464828520191 is an apocalyptic number.

464828520191 is a deficient number, since it is larger than the sum of its proper divisors (66416623393).

464828520191 is a wasteful number, since it uses less digits than its factorization.

464828520191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1568641.

The product of its (nonzero) digits is 1105920, while the sum is 50.

The spelling of 464828520191 in words is "four hundred sixty-four billion, eight hundred twenty-eight million, five hundred twenty thousand, one hundred ninety-one".