10534463640 has 128 divisors (see below), whose sum is σ = 35509752000. Its totient is φ = 2777601024.

The previous prime is 10534463603. The next prime is 10534463651. The reversal of 10534463640 is 4636443501.

10534463640 is a `hidden beast` number, since 1 + 0 + 5 + 3 + 4 + 4 + 6 + 3 + 640 = 666.

10534463640 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 2×10534463640² (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 junction number, because it is equal to n+sod(n) for n = 10534463595 and 10534463604.

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 31 ways as a sum of consecutive naturals, for example, 41322 + ... + 150918.

Almost surely, 2^10534463640 is an apocalyptic number.

10534463640 is a gapful number since it is divisible by the number (10) 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 10534463640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17754876000).

10534463640 is an abundant number, since it is smaller than the sum of its proper divisors (24975288360).

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

10534463640 is a wasteful number, since it uses less digits than its factorization.

10534463640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109706 (or 109696 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 10534463640 in words is "ten billion, five hundred thirty-four million, four hundred sixty-three thousand, six hundred forty".