40163307761 has 8 divisors (see below), whose sum is σ = 41595565824. Its totient is φ = 38755121440.

The previous prime is 40163307713. The next prime is 40163307773. The reversal of 40163307761 is 16770336104.

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 40163307761 - 2⁶ = 40163307697 is a prime.

It is a super-2 number, since 2×40163307761² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40163307791) 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, 6014540 + ... + 6021213.

It is an arithmetic number, because the mean of its divisors is an integer number (5199445728).

Almost surely, 2^40163307761 is an apocalyptic number.

It is an amenable number.

40163307761 is a deficient number, since it is larger than the sum of its proper divisors (1432258063).

40163307761 is a wasteful number, since it uses less digits than its factorization.

40163307761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12035871.

The product of its (nonzero) digits is 63504, while the sum is 38.

The spelling of 40163307761 in words is "forty billion, one hundred sixty-three million, three hundred seven thousand, seven hundred sixty-one".