40209240590535 has 16 divisors (see below), whose sum is σ = 65903926042080. Its totient is φ = 20921881282560.

The previous prime is 40209240590437. The next prime is 40209240590537. The reversal of 40209240590535 is 53509504290204.

It is not a de Polignac number, because 40209240590535 - 2¹² = 40209240586439 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40209240590537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32690438890 + ... + 32690440119.

It is an arithmetic number, because the mean of its divisors is an integer number (4118995377630).

Almost surely, 2^{40209240590535} is an apocalyptic number.

40209240590535 is a deficient number, since it is larger than the sum of its proper divisors (25694685451545).

40209240590535 is a wasteful number, since it uses less digits than its factorization.

40209240590535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65380879058.

The product of its (nonzero) digits is 1944000, while the sum is 48.

The spelling of 40209240590535 in words is "forty trillion, two hundred nine billion, two hundred forty million, five hundred ninety thousand, five hundred thirty-five".