667252051316 has 24 divisors (see below), whose sum is σ = 1196215129536. Its totient is φ = 325476895680.

The previous prime is 667252051243. The next prime is 667252051343. The reversal of 667252051316 is 613150252766.

It is a happy number.

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, 5858585 + ... + 5971391.

It is an arithmetic number, because the mean of its divisors is an integer number (49842297064).

Almost surely, 2^667252051316 is an apocalyptic number.

It is an amenable number.

667252051316 is a deficient number, since it is larger than the sum of its proper divisors (528963078220).

667252051316 is a wasteful number, since it uses less digits than its factorization.

667252051316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148919 (or 148917 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 44.

The spelling of 667252051316 in words is "six hundred sixty-seven billion, two hundred fifty-two million, fifty-one thousand, three hundred sixteen".