9475542977 has 6 divisors (see below), whose sum is σ = 10033352838. Its totient is φ = 8917780352.

The previous prime is 9475542961. The next prime is 9475543003. The reversal of 9475542977 is 7792455749.

It can be written as a sum of positive squares in 3 ways, for example, as 221295376 + 9254247601 = 14876^2 + 96199^2 .

It is not a de Polignac number, because 9475542977 - 2⁴ = 9475542961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9475542907) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 389549 + ... + 413157.

It is an arithmetic number, because the mean of its divisors is an integer number (1672225473).

Almost surely, 2^9475542977 is an apocalyptic number.

It is an amenable number.

9475542977 is a deficient number, since it is larger than the sum of its proper divisors (557809861).

9475542977 is an frugal number, since it uses more digits than its factorization.

9475542977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47235 (or 23626 counting only the distinct ones).

The product of its digits is 22226400, while the sum is 59.

The square root of 9475542977 is about 97342.4007152073. The cubic root of 9475542977 is about 2116.0927629719.

The spelling of 9475542977 in words is "nine billion, four hundred seventy-five million, five hundred forty-two thousand, nine hundred seventy-seven".