5990591601 has 10 divisors (see below), whose sum is σ = 8948908562. Its totient is φ = 3993727680.

The previous prime is 5990591599. The next prime is 5990591611. The reversal of 5990591601 is 1061950995.

It is a happy number.

5990591601 is a `hidden beast` number, since 59 + 9 + 0 + 591 + 6 + 0 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3074591601 + 2916000000 = 55449^2 + 54000^2 .

It is not a de Polignac number, because 5990591601 - 2¹ = 5990591599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5990591611) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 36978880 + ... + 36979041.

Almost surely, 2^5990591601 is an apocalyptic number.

It is an amenable number.

5990591601 is a deficient number, since it is larger than the sum of its proper divisors (2958316961).

5990591601 is an equidigital number, since it uses as much as digits as its factorization.

5990591601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73957933 (or 73957924 counting only the distinct ones).

The product of its (nonzero) digits is 109350, while the sum is 45.

The square root of 5990591601 is about 77398.9121435179. The cubic root of 5990591601 is about 1816.1703073126.

The spelling of 5990591601 in words is "five billion, nine hundred ninety million, five hundred ninety-one thousand, six hundred one".