2509028497 has 16 divisors (see below), whose sum is σ = 2671627392. Its totient is φ = 2352862080.

The previous prime is 2509028479. The next prime is 2509028507. The reversal of 2509028497 is 7948209052.

It is not a de Polignac number, because 2509028497 - 2¹⁹ = 2508504209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2509028407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115948 + ... + 135874.

It is an arithmetic number, because the mean of its divisors is an integer number (166976712).

Almost surely, 2^2509028497 is an apocalyptic number.

It is an amenable number.

2509028497 is a deficient number, since it is larger than the sum of its proper divisors (162598895).

2509028497 is a wasteful number, since it uses less digits than its factorization.

2509028497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20088.

The product of its (nonzero) digits is 362880, while the sum is 46.

The square root of 2509028497 is about 50090.2036030999. The cubic root of 2509028497 is about 1358.8406528778.

The spelling of 2509028497 in words is "two billion, five hundred nine million, twenty-eight thousand, four hundred ninety-seven".