45656567 has 6 divisors (see below), whose sum is σ = 50184624. Its totient is φ = 41505860.

The previous prime is 45656561. The next prime is 45656573. The reversal of 45656567 is 76565654.

45656567 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is an interprime number because it is at equal distance from previous prime (45656561) and next prime (45656573).

It is not a de Polignac number, because 45656567 - 2¹⁶ = 45591031 is a prime.

It is a super-2 number, since 2×45656567² = 4169044220450978, which contains 22 as substring.

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45656561) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 188543 + ... + 188784.

It is an arithmetic number, because the mean of its divisors is an integer number (8364104).

Almost surely, 2^45656567 is an apocalyptic number.

45656567 is a deficient number, since it is larger than the sum of its proper divisors (4528057).

45656567 is a wasteful number, since it uses less digits than its factorization.

45656567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377349 (or 377338 counting only the distinct ones).

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

The square root of 45656567 is about 6756.9643331899. The cubic root of 45656567 is about 357.4108653521.

Adding to 45656567 its reverse (76565654), we get a palindrome (122222221).

The spelling of 45656567 in words is "forty-five million, six hundred fifty-six thousand, five hundred sixty-seven".