65454645 has 16 divisors (see below), whose sum is σ = 106292160. Its totient is φ = 34387584.

The previous prime is 65454617. The next prime is 65454667. The reversal of 65454645 is 54645456.

It is not a de Polignac number, because 65454645 - 2¹² = 65450549 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, 31560 + ... + 33569.

It is an arithmetic number, because the mean of its divisors is an integer number (6643260).

Almost surely, 2^65454645 is an apocalyptic number.

It is an amenable number.

65454645 is a deficient number, since it is larger than the sum of its proper divisors (40837515).

65454645 is a wasteful number, since it uses less digits than its factorization.

65454645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65204.

The product of its digits is 288000, while the sum is 39.

The square root of 65454645 is about 8090.4045016303. The cubic root of 65454645 is about 403.0078360308.

The spelling of 65454645 in words is "sixty-five million, four hundred fifty-four thousand, six hundred forty-five".