40370918892019 has 4 divisors (see below), whose sum is σ = 40370960477880. Its totient is φ = 40370877306160.

The previous prime is 40370918891999. The next prime is 40370918892041. The reversal of 40370918892019 is 91029881907304.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40370918892019 - 2¹¹ = 40370918889971 is a prime.

It is a super-2 number, since 2×40370918892019² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40370918892049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19301074 + ... + 21290215.

It is an arithmetic number, because the mean of its divisors is an integer number (10092740119470).

Almost surely, 2^{40370918892019} is an apocalyptic number.

40370918892019 is a deficient number, since it is larger than the sum of its proper divisors (41585861).

40370918892019 is an equidigital number, since it uses as much as digits as its factorization.

40370918892019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41585860.

The product of its (nonzero) digits is 7838208, while the sum is 61.

The spelling of 40370918892019 in words is "forty trillion, three hundred seventy billion, nine hundred eighteen million, eight hundred ninety-two thousand, nineteen".