40188670402366 has 8 divisors (see below), whose sum is σ = 60595352783424. Its totient is φ = 19990219474560.

The previous prime is 40188670402351. The next prime is 40188670402373. The reversal of 40188670402366 is 66320407688104.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52057862830 + ... + 52057863601.

It is an arithmetic number, because the mean of its divisors is an integer number (7574419097928).

Almost surely, 2^{40188670402366} is an apocalyptic number.

40188670402366 is a deficient number, since it is larger than the sum of its proper divisors (20406682381058).

40188670402366 is a wasteful number, since it uses less digits than its factorization.

40188670402366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104115726626.

The product of its (nonzero) digits is 9289728, while the sum is 55.

The spelling of 40188670402366 in words is "forty trillion, one hundred eighty-eight billion, six hundred seventy million, four hundred two thousand, three hundred sixty-six".