53400064012 has 36 divisors (see below), whose sum is σ = 99325610944. Its totient is φ = 25115500800.

The previous prime is 53400063971. The next prime is 53400064013. The reversal of 53400064012 is 21046000435.

It is a super-2 number, since 2×53400064012² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53400064013) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2243518 + ... + 2267194.

Almost surely, 2^53400064012 is an apocalyptic number.

It is an amenable number.

53400064012 is a deficient number, since it is larger than the sum of its proper divisors (45925546932).

53400064012 is a wasteful number, since it uses less digits than its factorization.

53400064012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25666 (or 25647 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 53400064012 its reverse (21046000435), we get a palindrome (74446064447).

The spelling of 53400064012 in words is "fifty-three billion, four hundred million, sixty-four thousand, twelve".