2099651715 has 144 divisors (see below), whose sum is σ = 4652294400. Its totient is φ = 869387904.

The previous prime is 2099651713. The next prime is 2099651717. The reversal of 2099651715 is 5171569902.

It is an interprime number because it is at equal distance from previous prime (2099651713) and next prime (2099651717).

It is not a de Polignac number, because 2099651715 - 2¹ = 2099651713 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (2099651713) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 962496 + ... + 964674.

It is an arithmetic number, because the mean of its divisors is an integer number (32307600).

Almost surely, 2^2099651715 is an apocalyptic number.

2099651715 is an abundant number, since it is smaller than the sum of its proper divisors (2552642685).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2099651715 is a wasteful number, since it uses less digits than its factorization.

2099651715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2246 (or 2236 counting only the distinct ones).

The product of its (nonzero) digits is 170100, while the sum is 45.

The square root of 2099651715 is about 45821.9566910886. The cubic root of 2099651715 is about 1280.5083663885.

The spelling of 2099651715 in words is "two billion, ninety-nine million, six hundred fifty-one thousand, seven hundred fifteen".