666615062101152 has 96 divisors (see below), whose sum is σ = 1763248470096960. Its totient is φ = 220505524162560.

The previous prime is 666615062101117. The next prime is 666615062101243. The reversal of 666615062101152 is 251101260516666.

666615062101152 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 934706874 + ... + 935419782.

It is an arithmetic number, because the mean of its divisors is an integer number (18367171563510).

Almost surely, 2^{666615062101152} is an apocalyptic number.

It is an amenable number.

666615062101152 is an abundant number, since it is smaller than the sum of its proper divisors (1096633407995808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

666615062101152 is a wasteful number, since it uses less digits than its factorization.

666615062101152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787406 (or 787398 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 48.

The spelling of 666615062101152 in words is "six hundred sixty-six trillion, six hundred fifteen billion, sixty-two million, one hundred one thousand, one hundred fifty-two".