9497917440000 has 1800 divisors, whose sum is σ = 38899998865728. Its totient is φ = 2295889920000.

The previous prime is 9497917439999. The next prime is 9497917440013. The reversal of 9497917440000 is 447197949.

It is a tau number, because it is divible by the number of its divisors (1800).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

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 119 ways as a sum of consecutive naturals, for example, 27371519827 + ... + 27371520173.

Almost surely, 2^{9497917440000} is an apocalyptic number.

9497917440000 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 9497917440000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19449999432864).

9497917440000 is an abundant number, since it is smaller than the sum of its proper divisors (29402081425728).

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

9497917440000 is an frugal number, since it uses more digits than its factorization.

9497917440000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421 (or 368 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The spelling of 9497917440000 in words is "nine trillion, four hundred ninety-seven billion, nine hundred seventeen million, four hundred forty thousand".