194095745465 has 16 divisors (see below), whose sum is σ = 243067644288. Its totient is φ = 148509542016.

The previous prime is 194095745453. The next prime is 194095745471. The reversal of 194095745465 is 564547590491.

It is a cyclic number.

It is not a de Polignac number, because 194095745465 - 2¹⁸ = 194095483321 is a prime.

It is a super-2 number, since 2×194095745465² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon 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, 1051157 + ... + 1221933.

It is an arithmetic number, because the mean of its divisors is an integer number (15191727768).

Almost surely, 2^194095745465 is an apocalyptic number.

It is an amenable number.

194095745465 is a deficient number, since it is larger than the sum of its proper divisors (48971898823).

194095745465 is a wasteful number, since it uses less digits than its factorization.

194095745465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180688.

The product of its (nonzero) digits is 27216000, while the sum is 59.

The spelling of 194095745465 in words is "one hundred ninety-four billion, ninety-five million, seven hundred forty-five thousand, four hundred sixty-five".