465128860 has 48 divisors (see below), whose sum is σ = 1135249920. Its totient is φ = 156767040.

The previous prime is 465128819. The next prime is 465128879. The reversal of 465128860 is 68821564.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19896 + ... + 36415.

It is an arithmetic number, because the mean of its divisors is an integer number (23651040).

Almost surely, 2^465128860 is an apocalyptic number.

It is an amenable number.

465128860 is an abundant number, since it is smaller than the sum of its proper divisors (670121060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

465128860 is a wasteful number, since it uses less digits than its factorization.

465128860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56386 (or 56384 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 40.

The square root of 465128860 is about 21566.8463155836. The cubic root of 465128860 is about 774.8026469389.

The spelling of 465128860 in words is "four hundred sixty-five million, one hundred twenty-eight thousand, eight hundred sixty".