40668297603192 has 144 divisors (see below), whose sum is σ = 128143146853800. Its totient is φ = 11617948298880.

The previous prime is 40668297603173. The next prime is 40668297603211. The reversal of 40668297603192 is 29130679286604.

40668297603192 is a `hidden beast` number, since 4 + 0 + 6 + 6 + 8 + 2 + 9 + 7 + 603 + 19 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (40668297603173) and next prime (40668297603211).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 25542642 + ... + 27088062.

Almost surely, 2^{40668297603192} is an apocalyptic number.

40668297603192 is a gapful number since it is divisible by the number (42) 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 40668297603192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64071573426900).

40668297603192 is an abundant number, since it is smaller than the sum of its proper divisors (87474849250608).

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

40668297603192 is a wasteful number, since it uses less digits than its factorization.

40668297603192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1552906 (or 1552892 counting only the distinct ones).

The product of its (nonzero) digits is 47029248, while the sum is 63.

The spelling of 40668297603192 in words is "forty trillion, six hundred sixty-eight billion, two hundred ninety-seven million, six hundred three thousand, one hundred ninety-two".