40186414049 has 4 divisors (see below), whose sum is σ = 40203942036. Its totient is φ = 40168886064.

The previous prime is 40186414043. The next prime is 40186414069. The reversal of 40186414049 is 94041468104.

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

It can be written as a sum of positive squares in 2 ways, for example, as 12994404049 + 27192010000 = 113993^2 + 164900^2 .

It is a cyclic number.

It is not a de Polignac number, because 40186414049 - 2²⁴ = 40169636833 is a prime.

It is a super-3 number, since 3×40186414049³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40186413997 and 40186414015.

It is not an unprimeable number, because it can be changed into a prime (40186414043) 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, 8760554 + ... + 8765139.

It is an arithmetic number, because the mean of its divisors is an integer number (10050985509).

Almost surely, 2^40186414049 is an apocalyptic number.

It is an amenable number.

40186414049 is a deficient number, since it is larger than the sum of its proper divisors (17527987).

40186414049 is a wasteful number, since it uses less digits than its factorization.

40186414049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17527986.

The product of its (nonzero) digits is 110592, while the sum is 41.

The spelling of 40186414049 in words is "forty billion, one hundred eighty-six million, four hundred fourteen thousand, forty-nine".