65075378 has 16 divisors (see below), whose sum is σ = 100465920. Its totient is φ = 31590576.

The previous prime is 65075377. The next prime is 65075389. The reversal of 65075378 is 87357056.

It is not an unprimeable number, because it can be changed into a prime (65075377) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63353 + ... + 64371.

It is an arithmetic number, because the mean of its divisors is an integer number (6279120).

Almost surely, 2^65075378 is an apocalyptic number.

65075378 is a deficient number, since it is larger than the sum of its proper divisors (35390542).

65075378 is a wasteful number, since it uses less digits than its factorization.

65075378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1921.

The product of its (nonzero) digits is 176400, while the sum is 41.

The square root of 65075378 is about 8066.9311389152. The cubic root of 65075378 is about 402.2279385190.

The spelling of 65075378 in words is "sixty-five million, seventy-five thousand, three hundred seventy-eight".