2640213456603 has 8 divisors (see below), whose sum is σ = 3520618929216. Its totient is φ = 1759975144200.

The previous prime is 2640213456583. The next prime is 2640213456641. The reversal of 2640213456603 is 3066543120462.

It is a happy number.

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

It is not a de Polignac number, because 2640213456603 - 2⁵ = 2640213456571 is a prime.

It is a super-2 number, since 2×2640213456603² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2640213456703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41753193 + ... + 41816378.

It is an arithmetic number, because the mean of its divisors is an integer number (440077366152).

Almost surely, 2^{2640213456603} is an apocalyptic number.

2640213456603 is a deficient number, since it is larger than the sum of its proper divisors (880405472613).

2640213456603 is a wasteful number, since it uses less digits than its factorization.

2640213456603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83580105.

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 2640213456603 in words is "two trillion, six hundred forty billion, two hundred thirteen million, four hundred fifty-six thousand, six hundred three".