41561816514 has 16 divisors (see below), whose sum is σ = 83222717760. Its totient is φ = 13837424720.

The previous prime is 41561816509. The next prime is 41561816519.

41561816514 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (41561816509) and next prime (41561816519).

It is a super-2 number, since 2×41561816514² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (41561816519) 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, 4123077 + ... + 4133144.

It is an arithmetic number, because the mean of its divisors is an integer number (5201419860).

Almost surely, 2^41561816514 is an apocalyptic number.

41561816514 is an abundant number, since it is smaller than the sum of its proper divisors (41660901246).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

41561816514 is a wasteful number, since it uses less digits than its factorization.

41561816514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8257065.

The product of its digits is 115200, while the sum is 42.

The spelling of 41561816514 in words is "forty-one billion, five hundred sixty-one million, eight hundred sixteen thousand, five hundred fourteen".