40525543411 has 4 divisors (see below), whose sum is σ = 40584878712. Its totient is φ = 40466208112.

The previous prime is 40525543393. The next prime is 40525543423. The reversal of 40525543411 is 11434552504.

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

It is a cyclic number.

It is not a de Polignac number, because 40525543411 - 2¹⁷ = 40525412339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40525543511) 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, 29666626 + ... + 29667991.

It is an arithmetic number, because the mean of its divisors is an integer number (10146219678).

Almost surely, 2^40525543411 is an apocalyptic number.

40525543411 is a deficient number, since it is larger than the sum of its proper divisors (59335301).

40525543411 is an equidigital number, since it uses as much as digits as its factorization.

40525543411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59335300.

The product of its (nonzero) digits is 48000, while the sum is 34.

The spelling of 40525543411 in words is "forty billion, five hundred twenty-five million, five hundred forty-three thousand, four hundred eleven".