66376296000 has 1344 divisors, whose sum is σ = 294330875904. Its totient is φ = 13934592000.

The previous prime is 66376295977. The next prime is 66376296023. The reversal of 66376296000 is 69267366.

66376296000 is a `hidden beast` number, since 6 + 6 + 37 + 6 + 2 + 9 + 600 + 0 = 666.

66376296000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (66376295977) and next prime (66376296023).

It is a tau number, because it is divible by the number of its divisors (1344).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 522647937 + ... + 522648063.

Almost surely, 2^66376296000 is an apocalyptic number.

66376296000 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 66376296000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147165437952).

66376296000 is an abundant number, since it is smaller than the sum of its proper divisors (227954579904).

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

66376296000 is a wasteful number, since it uses less digits than its factorization.

66376296000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 45.

The spelling of 66376296000 in words is "sixty-six billion, three hundred seventy-six million, two hundred ninety-six thousand".