10551439432512 has 1120 divisors, whose sum is σ = 36358024986624. Its totient is φ = 2995763097600.

The previous prime is 10551439432477. The next prime is 10551439432553. The reversal of 10551439432512 is 21523493415501.

10551439432512 is a `hidden beast` number, since 1 + 0 + 5 + 5 + 1 + 4 + 394 + 3 + 251 + 2 = 666.

It is a super-2 number, since 2×10551439432512² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 9653649438 + ... + 9653650530.

Almost surely, 2^{10551439432512} is an apocalyptic number.

10551439432512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10551439432512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18179012493312).

10551439432512 is an abundant number, since it is smaller than the sum of its proper divisors (25806585554112).

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

10551439432512 is a wasteful number, since it uses less digits than its factorization.

10551439432512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1329 (or 1310 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 45.

The spelling of 10551439432512 in words is "ten trillion, five hundred fifty-one billion, four hundred thirty-nine million, four hundred thirty-two thousand, five hundred twelve".