59955440165 has 8 divisors (see below), whose sum is σ = 71947891320. Its totient is φ = 47963443392.

The previous prime is 59955440143. The next prime is 59955440189. The reversal of 59955440165 is 56104455995.

It is a happy number.

It is a Cunningham number, because it is equal to 244858²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 1 + 59955440164 = 1^2 + 244858^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 59955440165 - 2⁸ = 59955439909 is a prime.

It is a super-3 number, since 3×59955440165³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 345047 + ... + 488843.

It is an arithmetic number, because the mean of its divisors is an integer number (8993486415).

Almost surely, 2^59955440165 is an apocalyptic number.

It is an amenable number.

59955440165 is a deficient number, since it is larger than the sum of its proper divisors (11992451155).

59955440165 is a wasteful number, since it uses less digits than its factorization.

59955440165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227191.

The product of its (nonzero) digits is 4860000, while the sum is 53.

The spelling of 59955440165 in words is "fifty-nine billion, nine hundred fifty-five million, four hundred forty thousand, one hundred sixty-five".