53212312004 has 24 divisors (see below), whose sum is σ = 96709380768. Its totient is φ = 25599530880.

The previous prime is 53212311931. The next prime is 53212312007. The reversal of 53212312004 is 40021321235.

53212312004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×53212312004² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53212312007) 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, 2297237 + ... + 2320284.

It is an arithmetic number, because the mean of its divisors is an integer number (4029557532).

Almost surely, 2^53212312004 is an apocalyptic number.

It is an amenable number.

53212312004 is a deficient number, since it is larger than the sum of its proper divisors (43497068764).

53212312004 is a wasteful number, since it uses less digits than its factorization.

53212312004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4617635 (or 4617633 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 53212312004 its reverse (40021321235), we get a palindrome (93233633239).

It can be divided in two parts, 5321231 and 2004, that added together give a palindrome (5323235).

The spelling of 53212312004 in words is "fifty-three billion, two hundred twelve million, three hundred twelve thousand, four".