9475291980 has 384 divisors, whose sum is σ = 37943377920. Its totient is φ = 1905120000.

The previous prime is 9475291919. The next prime is 9475291993. The reversal of 9475291980 is 891925749.

9475291980 is a `hidden beast` number, since 9 + 475 + 2 + 91 + 9 + 80 = 666.

9475291980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 (17) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1285305 + ... + 1292655.

It is an arithmetic number, because the mean of its divisors is an integer number (98810880).

Almost surely, 2^9475291980 is an apocalyptic number.

9475291980 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 9475291980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18971688960).

9475291980 is an abundant number, since it is smaller than the sum of its proper divisors (28468085940).

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

9475291980 is a wasteful number, since it uses less digits than its factorization.

9475291980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7418 (or 7410 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 54.

The square root of 9475291980 is about 97341.1114586227. Note that the first 3 decimals coincide. The cubic root of 9475291980 is about 2116.0740784621.

The spelling of 9475291980 in words is "nine billion, four hundred seventy-five million, two hundred ninety-one thousand, nine hundred eighty".