2405012499 has 8 divisors (see below), whose sum is σ = 3562981520. Its totient is φ = 1603341648.

The previous prime is 2405012479. The next prime is 2405012629. The reversal of 2405012499 is 9942105042.

2405012499 is a `hidden beast` number, since 2 + 40 + 501 + 24 + 99 = 666.

It is not a de Polignac number, because 2405012499 - 2²⁸ = 2136577043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2405012459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44537242 + ... + 44537295.

It is an arithmetic number, because the mean of its divisors is an integer number (445372690).

Almost surely, 2^2405012499 is an apocalyptic number.

2405012499 is a deficient number, since it is larger than the sum of its proper divisors (1157969021).

2405012499 is an equidigital number, since it uses as much as digits as its factorization.

2405012499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89074546 (or 89074540 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 2405012499 is about 49040.9267755005. The cubic root of 2405012499 is about 1339.7973442321.

The spelling of 2405012499 in words is "two billion, four hundred five million, twelve thousand, four hundred ninety-nine".