2685037553 has 6 divisors (see below), whose sum is σ = 2951322402. Its totient is φ = 2440943120.

The previous prime is 2685037541. The next prime is 2685037559. The reversal of 2685037553 is 3557305862.

It can be written as a sum of positive squares in only one way, i.e., 1754604544 + 930433009 = 41888^2 + 30503^2 .

It is not a de Polignac number, because 2685037553 - 2⁶ = 2685037489 is a prime.

It is a super-2 number, since 2×2685037553² = 14418853322040455618, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2685037559) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11095076 + ... + 11095317.

It is an arithmetic number, because the mean of its divisors is an integer number (491887067).

Almost surely, 2^2685037553 is an apocalyptic number.

It is an amenable number.

2685037553 is a deficient number, since it is larger than the sum of its proper divisors (266284849).

2685037553 is a wasteful number, since it uses less digits than its factorization.

2685037553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22190415 (or 22190404 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 44.

The square root of 2685037553 is about 51817.3479927331. The cubic root of 2685037553 is about 1389.8996792839.

The spelling of 2685037553 in words is "two billion, six hundred eighty-five million, thirty-seven thousand, five hundred fifty-three".