55964065 has 8 divisors (see below), whose sum is σ = 67210920. Its totient is φ = 44735232.

The previous prime is 55964039. The next prime is 55964081. The reversal of 55964065 is 56046955.

It can be written as a sum of positive squares in 4 ways, for example, as 9941409 + 46022656 = 3153^2 + 6784^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55964065 - 2⁷ = 55963937 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3687 + ... + 11203.

It is an arithmetic number, because the mean of its divisors is an integer number (8401365).

Almost surely, 2^55964065 is an apocalyptic number.

It is an amenable number.

55964065 is a deficient number, since it is larger than the sum of its proper divisors (11246855).

55964065 is a wasteful number, since it uses less digits than its factorization.

55964065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9011.

The product of its (nonzero) digits is 162000, while the sum is 40.

The square root of 55964065 is about 7480.9133800626. The cubic root of 55964065 is about 382.5043843033.

The spelling of 55964065 in words is "fifty-five million, nine hundred sixty-four thousand, sixty-five".