9490729242780 has 288 divisors, whose sum is σ = 30135384115200. Its totient is φ = 2413168243200.

The previous prime is 9490729242739. The next prime is 9490729242811. The reversal of 9490729242780 is 872429270949.

9490729242780 is a `hidden beast` number, since 9 + 49 + 0 + 7 + 2 + 92 + 427 + 80 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1916929305 + ... + 1916934255.

It is an arithmetic number, because the mean of its divisors is an integer number (104636750400).

Almost surely, 2^{9490729242780} is an apocalyptic number.

9490729242780 is a gapful number since it is divisible by the number (90) 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 9490729242780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15067692057600).

9490729242780 is an abundant number, since it is smaller than the sum of its proper divisors (20644654872420).

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

9490729242780 is a wasteful number, since it uses less digits than its factorization.

9490729242780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6361 (or 6356 counting only the distinct ones).

The product of its (nonzero) digits is 36578304, while the sum is 63.

The spelling of 9490729242780 in words is "nine trillion, four hundred ninety billion, seven hundred twenty-nine million, two hundred forty-two thousand, seven hundred eighty".