53151113044012 has 24 divisors (see below), whose sum is σ = 94325203848960. Its totient is φ = 26201060304720.

The previous prime is 53151113043991. The next prime is 53151113044019. The reversal of 53151113044012 is 21044031115135.

It is a happy number.

It is a super-2 number, since 2×53151113044012² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53151113044019) 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, 42859689 + ... + 44082367.

It is an arithmetic number, because the mean of its divisors is an integer number (3930216827040).

Almost surely, 2^{53151113044012} is an apocalyptic number.

It is an amenable number.

53151113044012 is a deficient number, since it is larger than the sum of its proper divisors (41174090804948).

53151113044012 is a wasteful number, since it uses less digits than its factorization.

53151113044012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1375821 (or 1375819 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 53151113044012 its reverse (21044031115135), we get a palindrome (74195144159147).

The spelling of 53151113044012 in words is "fifty-three trillion, one hundred fifty-one billion, one hundred thirteen million, forty-four thousand, twelve".