465351632820 has 96 divisors (see below), whose sum is σ = 1532923056000. Its totient is φ = 116794132992.

The previous prime is 465351632813. The next prime is 465351632821. The reversal of 465351632820 is 28236153564.

465351632820 is a `hidden beast` number, since 4 + 6 + 5 + 3 + 5 + 1 + 632 + 8 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (465351632821) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25336770 + ... + 25355129.

It is an arithmetic number, because the mean of its divisors is an integer number (15967948500).

Almost surely, 2^465351632820 is an apocalyptic number.

It is an amenable number.

465351632820 is an abundant number, since it is smaller than the sum of its proper divisors (1067571423180).

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

465351632820 is a wasteful number, since it uses less digits than its factorization.

465351632820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50691934 (or 50691926 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 45.

The spelling of 465351632820 in words is "four hundred sixty-five billion, three hundred fifty-one million, six hundred thirty-two thousand, eight hundred twenty".