45656765 has 16 divisors (see below), whose sum is σ = 68307840. Its totient is φ = 28461120.

The previous prime is 45656761. The next prime is 45656773. The reversal of 45656765 is 56765654.

45656765 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is not a de Polignac number, because 45656765 - 2² = 45656761 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45656761) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58910 + ... + 59679.

It is an arithmetic number, because the mean of its divisors is an integer number (4269240).

Almost surely, 2^45656765 is an apocalyptic number.

It is an amenable number.

45656765 is a deficient number, since it is larger than the sum of its proper divisors (22651075).

45656765 is a wasteful number, since it uses less digits than its factorization.

45656765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118612.

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

The square root of 45656765 is about 6756.9789847239. The cubic root of 45656765 is about 357.4113820156.

Subtracting 45656765 from its reverse (56765654), we obtain a square (11108889 = 3333²).

The spelling of 45656765 in words is "forty-five million, six hundred fifty-six thousand, seven hundred sixty-five".