40262522653 has 2 divisors, whose sum is σ = 40262522654. Its totient is φ = 40262522652.

The previous prime is 40262522551. The next prime is 40262522659. The reversal of 40262522653 is 35622526204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28021755609 + 12240767044 = 167397^2 + 110638^2 .

It is a cyclic number.

It is not a de Polignac number, because 40262522653 - 2¹⁷ = 40262391581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40262522659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20131261326 + 20131261327.

It is an arithmetic number, because the mean of its divisors is an integer number (20131261327).

Almost surely, 2^40262522653 is an apocalyptic number.

It is an amenable number.

40262522653 is a deficient number, since it is larger than the sum of its proper divisors (1).

40262522653 is an equidigital number, since it uses as much as digits as its factorization.

40262522653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172800, while the sum is 37.

The spelling of 40262522653 in words is "forty billion, two hundred sixty-two million, five hundred twenty-two thousand, six hundred fifty-three".