65850195 has 32 divisors (see below), whose sum is σ = 110096640. Its totient is φ = 33575040.

The previous prime is 65850193. The next prime is 65850199. The reversal of 65850195 is 59105856.

It is not a de Polignac number, because 65850195 - 2¹ = 65850193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65850193) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31740 + ... + 33750.

It is an arithmetic number, because the mean of its divisors is an integer number (3440520).

Almost surely, 2^65850195 is an apocalyptic number.

65850195 is a deficient number, since it is larger than the sum of its proper divisors (44246445).

65850195 is a wasteful number, since it uses less digits than its factorization.

65850195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2115.

The product of its (nonzero) digits is 54000, while the sum is 39.

The square root of 65850195 is about 8114.8133065401. The cubic root of 65850195 is about 403.8180138913.

The spelling of 65850195 in words is "sixty-five million, eight hundred fifty thousand, one hundred ninety-five".