6665346412032 has 320 divisors, whose sum is σ = 22357704872448. Its totient is φ = 1714114560000.

The previous prime is 6665346411973. The next prime is 6665346412057. The reversal of 6665346412032 is 2302146435666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11666482 + ... + 12224462.

Almost surely, 2^{6665346412032} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6665346412032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11178852436224).

6665346412032 is an abundant number, since it is smaller than the sum of its proper divisors (15692358460416).

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

6665346412032 is a wasteful number, since it uses less digits than its factorization.

6665346412032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558121 (or 558105 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 48.

The spelling of 6665346412032 in words is "six trillion, six hundred sixty-five billion, three hundred forty-six million, four hundred twelve thousand, thirty-two".