2099474451 has 8 divisors (see below), whose sum is σ = 3110332560. Its totient is φ = 1399649616.

The previous prime is 2099474437. The next prime is 2099474471. The reversal of 2099474451 is 1544749902.

It is not a de Polignac number, because 2099474451 - 2¹⁸ = 2099212307 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2099474397 and 2099474406.

It is not an unprimeable number, because it can be changed into a prime (2099474471) 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, 38879130 + ... + 38879183.

It is an arithmetic number, because the mean of its divisors is an integer number (388791570).

Almost surely, 2^2099474451 is an apocalyptic number.

2099474451 is a deficient number, since it is larger than the sum of its proper divisors (1010858109).

2099474451 is an equidigital number, since it uses as much as digits as its factorization.

2099474451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77758322 (or 77758316 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 2099474451 is about 45820.0223810508. The cubic root of 2099474451 is about 1280.4723295510.

The spelling of 2099474451 in words is "two billion, ninety-nine million, four hundred seventy-four thousand, four hundred fifty-one".