40163580311 has 4 divisors (see below), whose sum is σ = 40561239624. Its totient is φ = 39765921000.

The previous prime is 40163580277. The next prime is 40163580349. The reversal of 40163580311 is 11308536104.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40163580311 is a prime.

It is a super-2 number, since 2×40163580311² (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 (40163580211) 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, 198829505 + ... + 198829706.

It is an arithmetic number, because the mean of its divisors is an integer number (10140309906).

Almost surely, 2^40163580311 is an apocalyptic number.

40163580311 is a deficient number, since it is larger than the sum of its proper divisors (397659313).

40163580311 is a wasteful number, since it uses less digits than its factorization.

40163580311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397659312.

The product of its (nonzero) digits is 8640, while the sum is 32.

The spelling of 40163580311 in words is "forty billion, one hundred sixty-three million, five hundred eighty thousand, three hundred eleven".