10303649532 has 144 divisors (see below), whose sum is σ = 29095728480. Its totient is φ = 3048192000.

The previous prime is 10303649501. The next prime is 10303649533. The reversal of 10303649532 is 23594630301.

It is a happy number.

10303649532 is a `hidden beast` number, since 1 + 0 + 3 + 0 + 3 + 649 + 5 + 3 + 2 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10303649533) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2917944 + ... + 2921472.

It is an arithmetic number, because the mean of its divisors is an integer number (202053670).

Almost surely, 2^10303649532 is an apocalyptic number.

10303649532 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 10303649532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14547864240).

10303649532 is an abundant number, since it is smaller than the sum of its proper divisors (18792078948).

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

10303649532 is a wasteful number, since it uses less digits than its factorization.

10303649532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3724 (or 3719 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 36.

The spelling of 10303649532 in words is "ten billion, three hundred three million, six hundred forty-nine thousand, five hundred thirty-two".