665510600151 has 12 divisors (see below), whose sum is σ = 963523473120. Its totient is φ = 442644325440.

The previous prime is 665510600123. The next prime is 665510600207. The reversal of 665510600151 is 151006015566.

It is not a de Polignac number, because 665510600151 - 2⁶ = 665510600087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (665510600351) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85779906 + ... + 85787663.

It is an arithmetic number, because the mean of its divisors is an integer number (80293622760).

Almost surely, 2^665510600151 is an apocalyptic number.

665510600151 is a deficient number, since it is larger than the sum of its proper divisors (298012872969).

665510600151 is a wasteful number, since it uses less digits than its factorization.

665510600151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171568006 (or 171568003 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The spelling of 665510600151 in words is "six hundred sixty-five billion, five hundred ten million, six hundred thousand, one hundred fifty-one".