40668825600 has 1152 divisors, whose sum is σ = 168339225600. Its totient is φ = 9555148800.

The previous prime is 40668825559. The next prime is 40668825623. The reversal of 40668825600 is 652886604.

40668825600 is a `hidden beast` number, since 4 + 0 + 6 + 6 + 8 + 82 + 560 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1152).

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 95 ways as a sum of consecutive naturals, for example, 557107164 + ... + 557107236.

It is an arithmetic number, because the mean of its divisors is an integer number (146127800).

Almost surely, 2^40668825600 is an apocalyptic number.

40668825600 is a gapful number since it is divisible by the number (40) 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 40668825600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84169612800).

40668825600 is an abundant number, since it is smaller than the sum of its proper divisors (127670400000).

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

40668825600 is a wasteful number, since it uses less digits than its factorization.

40668825600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158 (or 127 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The spelling of 40668825600 in words is "forty billion, six hundred sixty-eight million, eight hundred twenty-five thousand, six hundred".