645416014230 has 72 divisors (see below), whose sum is σ = 1817094359808. Its totient is φ = 158871630528.

The previous prime is 645416014223. The next prime is 645416014247. The reversal of 645416014230 is 32410614546.

645416014230 is a `hidden beast` number, since 6 + 4 + 5 + 4 + 1 + 601 + 42 + 3 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 21201622 + ... + 21232041.

It is an arithmetic number, because the mean of its divisors is an integer number (25237421664).

Almost surely, 2^645416014230 is an apocalyptic number.

645416014230 is an abundant number, since it is smaller than the sum of its proper divisors (1171678345578).

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

645416014230 is a wasteful number, since it uses less digits than its factorization.

645416014230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42433702 (or 42433686 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 645416014230 its reverse (32410614546), we get a palindrome (677826628776).

The spelling of 645416014230 in words is "six hundred forty-five billion, four hundred sixteen million, fourteen thousand, two hundred thirty".