40610064261 has 8 divisors (see below), whose sum is σ = 58311887200. Its totient is φ = 24990808752.

The previous prime is 40610064259. The next prime is 40610064367. The reversal of 40610064261 is 16246001604.

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

It is not a de Polignac number, because 40610064261 - 2¹ = 40610064259 is a prime.

It is a super-2 number, since 2×40610064261² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40610064961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 520641811 + ... + 520641888.

It is an arithmetic number, because the mean of its divisors is an integer number (7288985900).

Almost surely, 2^40610064261 is an apocalyptic number.

It is an amenable number.

40610064261 is a deficient number, since it is larger than the sum of its proper divisors (17701822939).

40610064261 is a wasteful number, since it uses less digits than its factorization.

40610064261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041283715.

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 40610064261 its reverse (16246001604), we get a palindrome (56856065865).

The spelling of 40610064261 in words is "forty billion, six hundred ten million, sixty-four thousand, two hundred sixty-one".