40583525497 has 4 divisors (see below), whose sum is σ = 40587202980. Its totient is φ = 40579848016.

The previous prime is 40583525483. The next prime is 40583525503. The reversal of 40583525497 is 79452538504.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 21212174736 + 19371350761 = 145644^2 + 139181^2 .

It is a cyclic number.

It is not a de Polignac number, because 40583525497 - 2¹⁹ = 40583001209 is a prime.

It is a super-3 number, since 3×40583525497³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40583525407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1822138 + ... + 1844275.

It is an arithmetic number, because the mean of its divisors is an integer number (10146800745).

Almost surely, 2^40583525497 is an apocalyptic number.

It is an amenable number.

40583525497 is a deficient number, since it is larger than the sum of its proper divisors (3677483).

40583525497 is a wasteful number, since it uses less digits than its factorization.

40583525497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3677482.

The product of its (nonzero) digits is 6048000, while the sum is 52.

The spelling of 40583525497 in words is "forty billion, five hundred eighty-three million, five hundred twenty-five thousand, four hundred ninety-seven".