40518741887 has 8 divisors (see below), whose sum is σ = 43637302800. Its totient is φ = 37400428800.

The previous prime is 40518741871. The next prime is 40518741929. The reversal of 40518741887 is 78814781504.

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

It is a cyclic number.

It is not a de Polignac number, because 40518741887 - 2⁴ = 40518741871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40518741827) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 411887 + ... + 500687.

It is an arithmetic number, because the mean of its divisors is an integer number (5454662850).

Almost surely, 2^40518741887 is an apocalyptic number.

40518741887 is a deficient number, since it is larger than the sum of its proper divisors (3118560913).

40518741887 is a wasteful number, since it uses less digits than its factorization.

40518741887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123913.

The product of its (nonzero) digits is 2007040, while the sum is 53.

The spelling of 40518741887 in words is "forty billion, five hundred eighteen million, seven hundred forty-one thousand, eight hundred eighty-seven".