10381551552 has 84 divisors (see below), whose sum is σ = 29843172216. Its totient is φ = 3450478080.

The previous prime is 10381551541. The next prime is 10381551571. The reversal of 10381551552 is 25515518301.

10381551552 is a `hidden beast` number, since 10 + 3 + 81 + 5 + 515 + 52 = 666.

10381551552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10381551552² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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 in 11 ways as a sum of consecutive naturals, for example, 173902 + ... + 225842.

Almost surely, 2^10381551552 is an apocalyptic number.

10381551552 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 10381551552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14921586108).

10381551552 is an abundant number, since it is smaller than the sum of its proper divisors (19461620664).

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

10381551552 is a wasteful number, since it uses less digits than its factorization.

10381551552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52306 (or 52293 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 36.

The spelling of 10381551552 in words is "ten billion, three hundred eighty-one million, five hundred fifty-one thousand, five hundred fifty-two".