9801051732 has 144 divisors (see below), whose sum is σ = 27964104000. Its totient is φ = 2960172864.

The previous prime is 9801051731. The next prime is 9801051749. The reversal of 9801051732 is 2371501089.

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 (9801051731) 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, 1080994 + ... + 1090022.

Almost surely, 2^9801051732 is an apocalyptic number.

9801051732 is a gapful number since it is divisible by the number (92) 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 9801051732, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13982052000).

9801051732 is an abundant number, since it is smaller than the sum of its proper divisors (18163052268).

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

9801051732 is a wasteful number, since it uses less digits than its factorization.

9801051732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9107 (or 9076 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 36.

The square root of 9801051732 is about 99000.2612723825. The cubic root of 9801051732 is about 2140.0515121382.

The spelling of 9801051732 in words is "nine billion, eight hundred one million, fifty-one thousand, seven hundred thirty-two".