40481241261 has 8 divisors (see below), whose sum is σ = 53982680160. Its totient is φ = 26983648272.

The previous prime is 40481241253. The next prime is 40481241271. The reversal of 40481241261 is 16214218404.

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

It is not a de Polignac number, because 40481241261 - 2³ = 40481241253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40481241271) 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, 936826 + ... + 979083.

It is an arithmetic number, because the mean of its divisors is an integer number (6747835020).

Almost surely, 2^40481241261 is an apocalyptic number.

It is an amenable number.

40481241261 is a deficient number, since it is larger than the sum of its proper divisors (13501438899).

40481241261 is a wasteful number, since it uses less digits than its factorization.

40481241261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1922955.

The product of its (nonzero) digits is 12288, while the sum is 33.

Adding to 40481241261 its reverse (16214218404), we get a palindrome (56695459665).

The spelling of 40481241261 in words is "forty billion, four hundred eighty-one million, two hundred forty-one thousand, two hundred sixty-one".