2555005020453 has 12 divisors (see below), whose sum is σ = 3693939365740. Its totient is φ = 1701778268736.

The previous prime is 2555005020433. The next prime is 2555005020479. The reversal of 2555005020453 is 3540205005552.

2555005020453 is a `hidden beast` number, since 2 + 5 + 550 + 0 + 50 + 2 + 0 + 4 + 53 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1910416023684 + 644588996769 = 1382178^2 + 802863^2 .

It is not a de Polignac number, because 2555005020453 - 2¹⁶ = 2555004954917 is a prime.

It is a super-4 number, since 4×2555005020453⁴ (a number of 51 digits) contains 4444 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555005020433) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 129857248 + ... + 129876921.

Almost surely, 2^{2555005020453} is an apocalyptic number.

It is an amenable number.

2555005020453 is a deficient number, since it is larger than the sum of its proper divisors (1138934345287).

2555005020453 is a wasteful number, since it uses less digits than its factorization.

2555005020453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259735268 (or 259735265 counting only the distinct ones).

The product of its (nonzero) digits is 150000, while the sum is 36.

The spelling of 2555005020453 in words is "two trillion, five hundred fifty-five billion, five million, twenty thousand, four hundred fifty-three".