40727834633 has 2 divisors, whose sum is σ = 40727834634. Its totient is φ = 40727834632.

The previous prime is 40727834621. The next prime is 40727834657. The reversal of 40727834633 is 33643872704.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32700212224 + 8027622409 = 180832^2 + 89597^2 .

It is a cyclic number.

It is not a de Polignac number, because 40727834633 - 2¹⁶ = 40727769097 is a prime.

It is not a weakly prime, because it can be changed into another prime (40727834663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20363917316 + 20363917317.

It is an arithmetic number, because the mean of its divisors is an integer number (20363917317).

Almost surely, 2^40727834633 is an apocalyptic number.

It is an amenable number.

40727834633 is a deficient number, since it is larger than the sum of its proper divisors (1).

40727834633 is an equidigital number, since it uses as much as digits as its factorization.

40727834633 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2032128, while the sum is 47.

The spelling of 40727834633 in words is "forty billion, seven hundred twenty-seven million, eight hundred thirty-four thousand, six hundred thirty-three".