90600000505 has 16 divisors (see below), whose sum is σ = 124466797440. Its totient is φ = 62018030592.

The previous prime is 90600000487. The next prime is 90600000523. The reversal of 90600000505 is 50500000609.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (90600000487) and next prime (90600000523).

It is not a de Polignac number, because 90600000505 - 2⁵ = 90600000473 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 90600000505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2222935 + ... + 2263324.

It is an arithmetic number, because the mean of its divisors is an integer number (7779174840).

Almost surely, 2^90600000505 is an apocalyptic number.

It is an amenable number.

90600000505 is a deficient number, since it is larger than the sum of its proper divisors (33866796935).

90600000505 is a wasteful number, since it uses less digits than its factorization.

90600000505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4486848.

The product of its (nonzero) digits is 1350, while the sum is 25.

The spelling of 90600000505 in words is "ninety billion, six hundred million, five hundred five", and thus it is an aban number.