40245166300040 has 128 divisors (see below), whose sum is σ = 97879323870720. Its totient is φ = 14804657280000.

The previous prime is 40245166300037. The next prime is 40245166300091. The reversal of 40245166300040 is 4000366154204.

40245166300040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 164286527 + ... + 164531313.

It is an arithmetic number, because the mean of its divisors is an integer number (764682217740).

Almost surely, 2^{40245166300040} is an apocalyptic number.

40245166300040 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 40245166300040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48939661935360).

40245166300040 is an abundant number, since it is smaller than the sum of its proper divisors (57634157570680).

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

40245166300040 is a wasteful number, since it uses less digits than its factorization.

40245166300040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245983 (or 245979 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

The spelling of 40245166300040 in words is "forty trillion, two hundred forty-five billion, one hundred sixty-six million, three hundred thousand, forty".