2770761085 has 8 divisors (see below), whose sum is σ = 3325248216. Its totient is φ = 2216385600.

The previous prime is 2770761073. The next prime is 2770761101. The reversal of 2770761085 is 5801670772.

It can be written as a sum of positive squares in 4 ways, for example, as 623550841 + 2147210244 = 24971^2 + 46338^2 .

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

It is not a de Polignac number, because 2770761085 - 2¹⁹ = 2770236797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43135 + ... + 86035.

It is an arithmetic number, because the mean of its divisors is an integer number (415656027).

Almost surely, 2^2770761085 is an apocalyptic number.

It is an amenable number.

2770761085 is a deficient number, since it is larger than the sum of its proper divisors (554487131).

2770761085 is a wasteful number, since it uses less digits than its factorization.

2770761085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55823.

The product of its (nonzero) digits is 164640, while the sum is 43.

The square root of 2770761085 is about 52638.0193871312. The cubic root of 2770761085 is about 1404.5364892440.

It can be divided in two parts, 277076 and 1085, that multiplied together give a triangular number (300627460 = T₂₄₅₂₀).

The spelling of 2770761085 in words is "two billion, seven hundred seventy million, seven hundred sixty-one thousand, eighty-five".