53013415144 has 8 divisors (see below), whose sum is σ = 99400153410. Its totient is φ = 26506707568.

The previous prime is 53013415127. The next prime is 53013415187. The reversal of 53013415144 is 44151431035.

It can be written as a sum of positive squares in only one way, i.e., 26817992644 + 26195422500 = 163762^2 + 161850^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 3313338439 + ... + 3313338454.

Almost surely, 2^53013415144 is an apocalyptic number.

It is an amenable number.

53013415144 is a deficient number, since it is larger than the sum of its proper divisors (46386738266).

53013415144 is a wasteful number, since it uses less digits than its factorization.

53013415144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6626676899 (or 6626676895 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 53013415144 its reverse (44151431035), we get a palindrome (97164846179).

The spelling of 53013415144 in words is "fifty-three billion, thirteen million, four hundred fifteen thousand, one hundred forty-four".