2775553052503 has 24 divisors (see below), whose sum is σ = 3524599249920. Its totient is φ = 2161309615920.

The previous prime is 2775553052477. The next prime is 2775553052527. The reversal of 2775553052503 is 3052503555772.

It is not a de Polignac number, because 2775553052503 - 2⁹ = 2775553051991 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2775553052563) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 936823 + ... + 2535496.

It is an arithmetic number, because the mean of its divisors is an integer number (146858302080).

Almost surely, 2^{2775553052503} is an apocalyptic number.

2775553052503 is a deficient number, since it is larger than the sum of its proper divisors (749046197417).

2775553052503 is a wasteful number, since it uses less digits than its factorization.

2775553052503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3473827 (or 3473820 counting only the distinct ones).

The product of its (nonzero) digits is 5512500, while the sum is 49.

The spelling of 2775553052503 in words is "two trillion, seven hundred seventy-five billion, five hundred fifty-three million, fifty-two thousand, five hundred three".