65675017406 has 8 divisors (see below), whose sum is σ = 104307380640. Its totient is φ = 30905890528.

The previous prime is 65675017403. The next prime is 65675017409. The reversal of 65675017406 is 60471057656.

It is an interprime number because it is at equal distance from previous prime (65675017403) and next prime (65675017409).

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

It is a super-2 number, since 2×65675017406² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65675017403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 965809046 + ... + 965809113.

It is an arithmetic number, because the mean of its divisors is an integer number (13038422580).

Almost surely, 2^65675017406 is an apocalyptic number.

65675017406 is a deficient number, since it is larger than the sum of its proper divisors (38632363234).

65675017406 is a wasteful number, since it uses less digits than its factorization.

65675017406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1931618178.

The product of its (nonzero) digits is 1058400, while the sum is 47.

The spelling of 65675017406 in words is "sixty-five billion, six hundred seventy-five million, seventeen thousand, four hundred six".