40620522405 has 8 divisors (see below), whose sum is σ = 64992835872. Its totient is φ = 21664278608.

The previous prime is 40620522367. The next prime is 40620522419. The reversal of 40620522405 is 50422502604.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40620522405 - 2⁷ = 40620522277 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1354017399 + ... + 1354017428.

It is an arithmetic number, because the mean of its divisors is an integer number (8124104484).

Almost surely, 2^40620522405 is an apocalyptic number.

It is an amenable number.

40620522405 is a deficient number, since it is larger than the sum of its proper divisors (24372313467).

40620522405 is a wasteful number, since it uses less digits than its factorization.

40620522405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2708034835.

The product of its (nonzero) digits is 19200, while the sum is 30.

The spelling of 40620522405 in words is "forty billion, six hundred twenty million, five hundred twenty-two thousand, four hundred five".