40685016201503 has 2 divisors, whose sum is σ = 40685016201504. Its totient is φ = 40685016201502.

The previous prime is 40685016201481. The next prime is 40685016201527. The reversal of 40685016201503 is 30510261058604.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40685016201503 - 2²⁰ = 40685015152927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40685016201593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20342508100751 + 20342508100752.

It is an arithmetic number, because the mean of its divisors is an integer number (20342508100752).

Almost surely, 2^{40685016201503} is an apocalyptic number.

40685016201503 is a deficient number, since it is larger than the sum of its proper divisors (1).

40685016201503 is an equidigital number, since it uses as much as digits as its factorization.

40685016201503 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 41.

The spelling of 40685016201503 in words is "forty trillion, six hundred eighty-five billion, sixteen million, two hundred one thousand, five hundred three".