65955146 has 4 divisors (see below), whose sum is σ = 98932722. Its totient is φ = 32977572.

The previous prime is 65955143. The next prime is 65955151. The reversal of 65955146 is 64155956.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 47128225 + 18826921 = 6865^2 + 4339^2 .

It is not an unprimeable number, because it can be changed into a prime (65955143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16488785 + ... + 16488788.

Almost surely, 2^65955146 is an apocalyptic number.

65955146 is a deficient number, since it is larger than the sum of its proper divisors (32977576).

65955146 is a wasteful number, since it uses less digits than its factorization.

65955146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32977575.

The product of its digits is 162000, while the sum is 41.

The square root of 65955146 is about 8121.2773625828. The cubic root of 65955146 is about 404.0324329418.

The spelling of 65955146 in words is "sixty-five million, nine hundred fifty-five thousand, one hundred forty-six".