45654780645 has 24 divisors (see below), whose sum is σ = 79220208600. Its totient is φ = 24322983936.

The previous prime is 45654780641. The next prime is 45654780653. The reversal of 45654780645 is 54608745654.

45654780645 is a `hidden beast` number, since 4 + 56 + 547 + 8 + 0 + 6 + 45 = 666.

45654780645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 6399680004 + 39255100641 = 79998^2 + 198129^2 .

It is not a de Polignac number, because 45654780645 - 2² = 45654780641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45654780591 and 45654780600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45654780641) 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, 504240 + ... + 587849.

It is an arithmetic number, because the mean of its divisors is an integer number (3300842025).

Almost surely, 2^45654780645 is an apocalyptic number.

45654780645 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45654780645 is a deficient number, since it is larger than the sum of its proper divisors (33565427955).

45654780645 is a wasteful number, since it uses less digits than its factorization.

45654780645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1093029 (or 1093026 counting only the distinct ones).

The product of its (nonzero) digits is 16128000, while the sum is 54.

The spelling of 45654780645 in words is "forty-five billion, six hundred fifty-four million, seven hundred eighty thousand, six hundred forty-five".