83464722450 has 54 divisors (see below), whose sum is σ = 224258354229. Its totient is φ = 22255625040.

The previous prime is 83464722443. The next prime is 83464722463. The reversal of 83464722450 is 5422746438.

It is a happy number.

83464722450 is a `hidden beast` number, since 83 + 464 + 72 + 2 + 45 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 81795428001 + 1669294449 = 285999^2 + 40857^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=204285.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 83464722396 and 83464722405.

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 26 ways as a sum of consecutive naturals, for example, 6121741 + ... + 6135359.

Almost surely, 2^83464722450 is an apocalyptic number.

83464722450 is an abundant number, since it is smaller than the sum of its proper divisors (140793631779).

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

83464722450 is an equidigital number, since it uses as much as digits as its factorization.

83464722450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27256 (or 13629 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 45.

The spelling of 83464722450 in words is "eighty-three billion, four hundred sixty-four million, seven hundred twenty-two thousand, four hundred fifty".