9554133426840 has 192 divisors, whose sum is σ = 31103350855200. Its totient is φ = 2543470626816.

The previous prime is 9554133426833. The next prime is 9554133426853. The reversal of 9554133426840 is 486243314559.

It is a happy number.

9554133426840 is a `hidden beast` number, since 9 + 5 + 5 + 4 + 1 + 334 + 268 + 40 = 666.

It is a super-2 number, since 2×9554133426840² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1070726619 + ... + 1070735541.

Almost surely, 2^{9554133426840} is an apocalyptic number.

9554133426840 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 9554133426840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15551675427600).

9554133426840 is an abundant number, since it is smaller than the sum of its proper divisors (21549217428360).

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

9554133426840 is a wasteful number, since it uses less digits than its factorization.

9554133426840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13626 (or 13619 counting only the distinct ones).

The product of its (nonzero) digits is 12441600, while the sum is 54.

The spelling of 9554133426840 in words is "nine trillion, five hundred fifty-four billion, one hundred thirty-three million, four hundred twenty-six thousand, eight hundred forty".