40105531713854 has 8 divisors (see below), whose sum is σ = 61144499170488. Its totient is φ = 19724031990360.

The previous prime is 40105531713853. The next prime is 40105531713857. The reversal of 40105531713854 is 45831713550104.

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

It is a junction number, because it is equal to n+sod(n) for n = 40105531713799 and 40105531713808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40105531713853) 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, 164366933132 + ... + 164366933375.

It is an arithmetic number, because the mean of its divisors is an integer number (7643062396311).

Almost surely, 2^{40105531713854} is an apocalyptic number.

40105531713854 is a deficient number, since it is larger than the sum of its proper divisors (21038967456634).

40105531713854 is a wasteful number, since it uses less digits than its factorization.

40105531713854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328733866570.

The product of its (nonzero) digits is 1008000, while the sum is 47.

The spelling of 40105531713854 in words is "forty trillion, one hundred five billion, five hundred thirty-one million, seven hundred thirteen thousand, eight hundred fifty-four".