40152000281 has 2 divisors, whose sum is σ = 40152000282. Its totient is φ = 40152000280.

The previous prime is 40152000277. The next prime is 40152000311. The reversal of 40152000281 is 18200025104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39840160000 + 311840281 = 199600^2 + 17659^2 .

It is a cyclic number.

It is not a de Polignac number, because 40152000281 - 2² = 40152000277 is a prime.

It is a super-2 number, since 2×40152000281² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40152000271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20076000140 + 20076000141.

It is an arithmetic number, because the mean of its divisors is an integer number (20076000141).

Almost surely, 2^40152000281 is an apocalyptic number.

It is an amenable number.

40152000281 is a deficient number, since it is larger than the sum of its proper divisors (1).

40152000281 is an equidigital number, since it uses as much as digits as its factorization.

40152000281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 640, while the sum is 23.

Adding to 40152000281 its reverse (18200025104), we get a palindrome (58352025385).

The spelling of 40152000281 in words is "forty billion, one hundred fifty-two million, two hundred eighty-one", and thus it is an aban number.