9801494633 has 32 divisors (see below), whose sum is σ = 11687141376. Its totient is φ = 8045788608.

The previous prime is 9801494609. The next prime is 9801494639. The reversal of 9801494633 is 3364941089.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 9801494633 - 2⁶ = 9801494569 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9801494639) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11909060 + ... + 11909882.

It is an arithmetic number, because the mean of its divisors is an integer number (365223168).

Almost surely, 2^9801494633 is an apocalyptic number.

It is an amenable number.

9801494633 is a deficient number, since it is larger than the sum of its proper divisors (1885646743).

9801494633 is a wasteful number, since it uses less digits than its factorization.

9801494633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1613.

The product of its (nonzero) digits is 559872, while the sum is 47.

The square root of 9801494633 is about 99002.4981149466. The cubic root of 9801494633 is about 2140.0837473413.

The spelling of 9801494633 in words is "nine billion, eight hundred one million, four hundred ninety-four thousand, six hundred thirty-three".