2661760995 has 16 divisors (see below), whose sum is σ = 4302725280. Its totient is φ = 1404969984.

The previous prime is 2661760993. The next prime is 2661760999. The reversal of 2661760995 is 5990671662.

It is not a de Polignac number, because 2661760995 - 2¹ = 2661760993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2661760993) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 913240 + ... + 916149.

It is an arithmetic number, because the mean of its divisors is an integer number (268920330).

Almost surely, 2^2661760995 is an apocalyptic number.

2661760995 is a deficient number, since it is larger than the sum of its proper divisors (1640964285).

2661760995 is a wasteful number, since it uses less digits than its factorization.

2661760995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1829494.

The product of its (nonzero) digits is 1224720, while the sum is 51.

The square root of 2661760995 is about 51592.2571225567. The cubic root of 2661760995 is about 1385.8716760354.

The spelling of 2661760995 in words is "two billion, six hundred sixty-one million, seven hundred sixty thousand, nine hundred ninety-five".