290055470553 has 6 divisors (see below), whose sum is σ = 418969013034. Its totient is φ = 193370313696.

The previous prime is 290055470521. The next prime is 290055470587. The reversal of 290055470553 is 355074550092.

290055470553 is a `hidden beast` number, since 2 + 9 + 0 + 0 + 55 + 47 + 0 + 553 = 666.

290055470553 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 230584356864 + 59471113689 = 480192^2 + 243867^2 .

It is not a de Polignac number, because 290055470553 - 2⁵ = 290055470521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 290055470499 and 290055470508.

It is not an unprimeable number, because it can be changed into a prime (290055475553) 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, 16114192800 + ... + 16114192817.

It is an arithmetic number, because the mean of its divisors is an integer number (69828168839).

Almost surely, 2^290055470553 is an apocalyptic number.

It is an amenable number.

290055470553 is a deficient number, since it is larger than the sum of its proper divisors (128913542481).

290055470553 is a wasteful number, since it uses less digits than its factorization.

290055470553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32228385623 (or 32228385620 counting only the distinct ones).

The product of its (nonzero) digits is 945000, while the sum is 45.

The spelling of 290055470553 in words is "two hundred ninety billion, fifty-five million, four hundred seventy thousand, five hundred fifty-three".