212451024504 has 32 divisors (see below), whose sum is σ = 531177736320. Its totient is φ = 70810318176.

The previous prime is 212451024503. The next prime is 212451024509. The reversal of 212451024504 is 405420154212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212451024503) 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, 155412 + ... + 670115.

It is an arithmetic number, because the mean of its divisors is an integer number (16599304260).

Almost surely, 2^212451024504 is an apocalyptic number.

212451024504 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

212451024504 is an abundant number, since it is smaller than the sum of its proper divisors (318726711816).

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

212451024504 is a wasteful number, since it uses less digits than its factorization.

212451024504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836259 (or 836255 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 212451024504 its reverse (405420154212), we get a palindrome (617871178716).

The spelling of 212451024504 in words is "two hundred twelve billion, four hundred fifty-one million, twenty-four thousand, five hundred four".