9902029493 has 8 divisors (see below), whose sum is σ = 10424114400. Its totient is φ = 9380037168.

The previous prime is 9902029481. The next prime is 9902029499. The reversal of 9902029493 is 3949202099.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9902029493 - 2⁸ = 9902029237 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9902029499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 354755 + ... + 381647.

It is an arithmetic number, because the mean of its divisors is an integer number (1303014300).

Almost surely, 2^9902029493 is an apocalyptic number.

It is an amenable number.

9902029493 is a deficient number, since it is larger than the sum of its proper divisors (522084907).

9902029493 is a wasteful number, since it uses less digits than its factorization.

9902029493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46291.

The product of its (nonzero) digits is 314928, while the sum is 47.

The square root of 9902029493 is about 99508.9417740938. The cubic root of 9902029493 is about 2147.3758858143.

The spelling of 9902029493 in words is "nine billion, nine hundred two million, twenty-nine thousand, four hundred ninety-three".