40654620660203 has 4 divisors (see below), whose sum is σ = 44350495265688. Its totient is φ = 36958746054720.

The previous prime is 40654620660197. The next prime is 40654620660233. The reversal of 40654620660203 is 30206602645604.

40654620660203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 40654620660203 - 2⁴ = 40654620660187 is a prime.

It is a super-2 number, since 2×40654620660203² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40654620660233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1847937302726 + ... + 1847937302747.

It is an arithmetic number, because the mean of its divisors is an integer number (11087623816422).

Almost surely, 2^{40654620660203} is an apocalyptic number.

40654620660203 is a deficient number, since it is larger than the sum of its proper divisors (3695874605485).

40654620660203 is a wasteful number, since it uses less digits than its factorization.

40654620660203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3695874605484.

The product of its (nonzero) digits is 1244160, while the sum is 44.

The spelling of 40654620660203 in words is "forty trillion, six hundred fifty-four billion, six hundred twenty million, six hundred sixty thousand, two hundred three".