40264242101 has 2 divisors, whose sum is σ = 40264242102. Its totient is φ = 40264242100.

The previous prime is 40264242097. The next prime is 40264242113. The reversal of 40264242101 is 10124246204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29241342001 + 11022900100 = 171001^2 + 104990^2 .

It is a cyclic number.

It is not a de Polignac number, because 40264242101 - 2² = 40264242097 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40264242131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20132121050 + 20132121051.

It is an arithmetic number, because the mean of its divisors is an integer number (20132121051).

Almost surely, 2^40264242101 is an apocalyptic number.

It is an amenable number.

40264242101 is a deficient number, since it is larger than the sum of its proper divisors (1).

40264242101 is an equidigital number, since it uses as much as digits as its factorization.

40264242101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 40264242101 its reverse (10124246204), we get a palindrome (50388488305).

The spelling of 40264242101 in words is "forty billion, two hundred sixty-four million, two hundred forty-two thousand, one hundred one".