2099961490465 has 8 divisors (see below), whose sum is σ = 2562664870080. Its totient is φ = 1651495138032.

The previous prime is 2099961490463. The next prime is 2099961490531. The reversal of 2099961490465 is 5640941699902.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2099961490465 - 2¹ = 2099961490463 is a prime.

It is a super-2 number, since 2×2099961490465² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2099961490397 and 2099961490406.

It is not an unprimeable number, because it can be changed into a prime (2099961490463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3559256469 + ... + 3559257058.

It is an arithmetic number, because the mean of its divisors is an integer number (320333108760).

Almost surely, 2^{2099961490465} is an apocalyptic number.

It is an amenable number.

2099961490465 is a deficient number, since it is larger than the sum of its proper divisors (462703379615).

2099961490465 is an equidigital number, since it uses as much as digits as its factorization.

2099961490465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7118513591.

The product of its (nonzero) digits is 37791360, while the sum is 64.

The spelling of 2099961490465 in words is "two trillion, ninety-nine billion, nine hundred sixty-one million, four hundred ninety thousand, four hundred sixty-five".