40626526433 has 2 divisors, whose sum is σ = 40626526434. Its totient is φ = 40626526432.

The previous prime is 40626526429. The next prime is 40626526439. The reversal of 40626526433 is 33462562604.

40626526433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23578523809 + 17048002624 = 153553^2 + 130568^2 .

It is a cyclic number.

It is not a de Polignac number, because 40626526433 - 2² = 40626526429 is a prime.

It is a super-2 number, since 2×40626526433² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40626526439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20313263216 + 20313263217.

It is an arithmetic number, because the mean of its divisors is an integer number (20313263217).

Almost surely, 2^40626526433 is an apocalyptic number.

It is an amenable number.

40626526433 is a deficient number, since it is larger than the sum of its proper divisors (1).

40626526433 is an equidigital number, since it uses as much as digits as its factorization.

40626526433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 41.

The spelling of 40626526433 in words is "forty billion, six hundred twenty-six million, five hundred twenty-six thousand, four hundred thirty-three".