9400477906980 has 72 divisors (see below), whose sum is σ = 28517087671800. Its totient is φ = 2506591498752.

The previous prime is 9400477906979. The next prime is 9400477907021. The reversal of 9400477906980 is 896097740049.

9400477906980 is a `hidden beast` number, since 9 + 400 + 4 + 7 + 7 + 90 + 69 + 80 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 969248126016 + 8431229780964 = 984504^2 + 2903658^2 .

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 23 ways as a sum of consecutive naturals, for example, 129306 + ... + 4337934.

Almost surely, 2^{9400477906980} is an apocalyptic number.

9400477906980 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

9400477906980 is an abundant number, since it is smaller than the sum of its proper divisors (19116609764820).

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

9400477906980 is a wasteful number, since it uses less digits than its factorization.

9400477906980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4221053 (or 4221048 counting only the distinct ones).

The product of its (nonzero) digits is 27433728, while the sum is 63.

The spelling of 9400477906980 in words is "nine trillion, four hundred billion, four hundred seventy-seven million, nine hundred six thousand, nine hundred eighty".