54512136232312 has 32 divisors (see below), whose sum is σ = 112606078014000. Its totient is φ = 24532914592000.

The previous prime is 54512136232297. The next prime is 54512136232321. The reversal of 54512136232312 is 21323263121545.

It is a super-2 number, since 2×54512136232312² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3066605437 + ... + 3066623212.

Almost surely, 2^{54512136232312} is an apocalyptic number.

It is an amenable number.

54512136232312 is an abundant number, since it is smaller than the sum of its proper divisors (58093941781688).

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

54512136232312 is a wasteful number, since it uses less digits than its factorization.

54512136232312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6133228767 (or 6133228763 counting only the distinct ones).

The product of its digits is 259200, while the sum is 40.

Adding to 54512136232312 its reverse (21323263121545), we get a palindrome (75835399353857).

The spelling of 54512136232312 in words is "fifty-four trillion, five hundred twelve billion, one hundred thirty-six million, two hundred thirty-two thousand, three hundred twelve".