2508057819 has 6 divisors (see below), whose sum is σ = 3622750196. Its totient is φ = 1672038540.

The previous prime is 2508057809. The next prime is 2508057823. The reversal of 2508057819 is 9187508052.

It is a happy number.

It is not a de Polignac number, because 2508057819 - 2⁴ = 2508057803 is a prime.

It is a super-2 number, since 2×2508057819² = 12580708046894073522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2508057809) 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, 139336537 + ... + 139336554.

Almost surely, 2^2508057819 is an apocalyptic number.

2508057819 is a deficient number, since it is larger than the sum of its proper divisors (1114692377).

2508057819 is a wasteful number, since it uses less digits than its factorization.

2508057819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278673097 (or 278673094 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 45.

The square root of 2508057819 is about 50080.5133659790. The cubic root of 2508057819 is about 1358.6653968826.

The spelling of 2508057819 in words is "two billion, five hundred eight million, fifty-seven thousand, eight hundred nineteen".