2775000005505 has 48 divisors (see below), whose sum is σ = 5920000020480. Its totient is φ = 1170989011584.

The previous prime is 2775000005489. The next prime is 2775000005573. The reversal of 2775000005505 is 5055000005772.

It is not a de Polignac number, because 2775000005505 - 2⁴ = 2775000005489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2775000005505.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 338823745 + ... + 338831934.

It is an arithmetic number, because the mean of its divisors is an integer number (123333333760).

Almost surely, 2^{2775000005505} is an apocalyptic number.

It is an amenable number.

2775000005505 is an abundant number, since it is smaller than the sum of its proper divisors (3145000014975).

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

2775000005505 is a wasteful number, since it uses less digits than its factorization.

2775000005505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677655710 (or 677655707 counting only the distinct ones).

The product of its (nonzero) digits is 61250, while the sum is 36.

The spelling of 2775000005505 in words is "two trillion, seven hundred seventy-five billion, five thousand, five hundred five".