9473455551 has 32 divisors (see below), whose sum is σ = 14495846400. Its totient is φ = 5390922240.

The previous prime is 9473455463. The next prime is 9473455559. The reversal of 9473455551 is 1555543749.

It is not a de Polignac number, because 9473455551 - 2²³ = 9465066943 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9473455551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9473455559) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8861445 + ... + 8862513.

It is an arithmetic number, because the mean of its divisors is an integer number (452995200).

Almost surely, 2^9473455551 is an apocalyptic number.

9473455551 is a deficient number, since it is larger than the sum of its proper divisors (5022390849).

9473455551 is a wasteful number, since it uses less digits than its factorization.

9473455551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2439.

The product of its digits is 1890000, while the sum is 48.

The square root of 9473455551 is about 97331.6780447147. The cubic root of 9473455551 is about 2115.9373625033.

The spelling of 9473455551 in words is "nine billion, four hundred seventy-three million, four hundred fifty-five thousand, five hundred fifty-one".