2654526645 has 24 divisors (see below), whose sum is σ = 4623002592. Its totient is φ = 1409032800.

The previous prime is 2654526619. The next prime is 2654526647. The reversal of 2654526645 is 5466254562.

2654526645 is a `hidden beast` number, since 2 + 6 + 545 + 2 + 66 + 45 = 666.

It is not a de Polignac number, because 2654526645 - 2⁸ = 2654526389 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2654526645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2654526647) 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, 130291 + ... + 149280.

It is an arithmetic number, because the mean of its divisors is an integer number (192625108).

Almost surely, 2^2654526645 is an apocalyptic number.

It is an amenable number.

2654526645 is a deficient number, since it is larger than the sum of its proper divisors (1968475947).

2654526645 is a wasteful number, since it uses less digits than its factorization.

2654526645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279793 (or 279790 counting only the distinct ones).

The product of its digits is 1728000, while the sum is 45.

The square root of 2654526645 is about 51522.0986082671. The cubic root of 2654526645 is about 1384.6149920120.

The spelling of 2654526645 in words is "two billion, six hundred fifty-four million, five hundred twenty-six thousand, six hundred forty-five".