40010143215937 has 2 divisors, whose sum is σ = 40010143215938. Its totient is φ = 40010143215936.

The previous prime is 40010143215881. The next prime is 40010143215953. The reversal of 40010143215937 is 73951234101004.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33553009910016 + 6457133305921 = 5792496^2 + 2541089^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40010143215937 is a prime.

It is a super-2 number, since 2×40010143215937² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40010143215937.

It is not a weakly prime, because it can be changed into another prime (40010143210937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20005071607968 + 20005071607969.

It is an arithmetic number, because the mean of its divisors is an integer number (20005071607969).

Almost surely, 2^{40010143215937} is an apocalyptic number.

It is an amenable number.

40010143215937 is a deficient number, since it is larger than the sum of its proper divisors (1).

40010143215937 is an equidigital number, since it uses as much as digits as its factorization.

40010143215937 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 40.

The spelling of 40010143215937 in words is "forty trillion, ten billion, one hundred forty-three million, two hundred fifteen thousand, nine hundred thirty-seven".