40100110340985 has 12 divisors (see below), whose sum is σ = 69506857924452. Its totient is φ = 21386725515168.

The previous prime is 40100110340903. The next prime is 40100110341007. The reversal of 40100110340985 is 58904301100104.

40100110340985 is a `hidden beast` number, since 40 + 100 + 1 + 103 + 409 + 8 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 20009446668864 + 20090663672121 = 4473192^2 + 4482261^2 .

It is not a de Polignac number, because 40100110340985 - 2⁴² = 35702063829881 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 445556781522 + ... + 445556781611.

It is an arithmetic number, because the mean of its divisors is an integer number (5792238160371).

Almost surely, 2^{40100110340985} is an apocalyptic number.

40100110340985 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40100110340985 is a deficient number, since it is larger than the sum of its proper divisors (29406747583467).

40100110340985 is a wasteful number, since it uses less digits than its factorization.

40100110340985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891113563144 (or 891113563141 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The spelling of 40100110340985 in words is "forty trillion, one hundred billion, one hundred ten million, three hundred forty thousand, nine hundred eighty-five".