2541554345 has 32 divisors (see below), whose sum is σ = 3521992320. Its totient is φ = 1743114240.

The previous prime is 2541554341. The next prime is 2541554357. The reversal of 2541554345 is 5434551452.

It is not a de Polignac number, because 2541554345 - 2² = 2541554341 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2541554299 and 2541554308.

It is not an unprimeable number, because it can be changed into a prime (2541554341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50057 + ... + 87113.

It is an arithmetic number, because the mean of its divisors is an integer number (110062260).

Almost surely, 2^2541554345 is an apocalyptic number.

It is an amenable number.

2541554345 is a deficient number, since it is larger than the sum of its proper divisors (980437975).

2541554345 is a wasteful number, since it uses less digits than its factorization.

2541554345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37145.

The product of its digits is 240000, while the sum is 38.

The square root of 2541554345 is about 50413.8308899453. The cubic root of 2541554345 is about 1364.6872482718.

The spelling of 2541554345 in words is "two billion, five hundred forty-one million, five hundred fifty-four thousand, three hundred forty-five".