2606540153 has 6 divisors (see below), whose sum is σ = 3032097786. Its totient is φ = 2234177232.

The previous prime is 2606540149. The next prime is 2606540161. The reversal of 2606540153 is 3510456062.

It can be written as a sum of positive squares in only one way, i.e., 2500800064 + 105740089 = 50008^2 + 10283^2 .

It is not a de Polignac number, because 2606540153 - 2² = 2606540149 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2606540753) 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, 26597300 + ... + 26597397.

It is an arithmetic number, because the mean of its divisors is an integer number (505349631).

Almost surely, 2^2606540153 is an apocalyptic number.

It is an amenable number.

2606540153 is a deficient number, since it is larger than the sum of its proper divisors (425557633).

2606540153 is an equidigital number, since it uses as much as digits as its factorization.

2606540153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53194711 (or 53194704 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 2606540153 is about 51054.2863332747. The cubic root of 2606540153 is about 1376.2208710101.

The spelling of 2606540153 in words is "two billion, six hundred six million, five hundred forty thousand, one hundred fifty-three".