65386445 has 16 divisors (see below), whose sum is σ = 83064960. Its totient is φ = 49326144.

The previous prime is 65386427. The next prime is 65386463. The reversal of 65386445 is 54468356.

It is an interprime number because it is at equal distance from previous prime (65386427) and next prime (65386463).

It is a cyclic number.

It is not a de Polignac number, because 65386445 - 2¹⁰ = 65385421 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 992 + ... + 11478.

It is an arithmetic number, because the mean of its divisors is an integer number (5191560).

Almost surely, 2^65386445 is an apocalyptic number.

It is an amenable number.

65386445 is a deficient number, since it is larger than the sum of its proper divisors (17678515).

65386445 is a wasteful number, since it uses less digits than its factorization.

65386445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10564.

The product of its digits is 345600, while the sum is 41.

The square root of 65386445 is about 8086.1885335429. The cubic root of 65386445 is about 402.8678170098.

The spelling of 65386445 in words is "sixty-five million, three hundred eighty-six thousand, four hundred forty-five".