42611641366603 has 16 divisors (see below), whose sum is σ = 43224862961056. Its totient is φ = 41999222649600.

The previous prime is 42611641366589. The next prime is 42611641366631. The reversal of 42611641366603 is 30666314611624.

It is a cyclic number.

It is not a de Polignac number, because 42611641366603 - 2¹⁷ = 42611641235531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42611641366643) 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, 2027859925 + ... + 2027880937.

It is an arithmetic number, because the mean of its divisors is an integer number (2701553935066).

Almost surely, 2^{42611641366603} is an apocalyptic number.

42611641366603 is a deficient number, since it is larger than the sum of its proper divisors (613221594453).

42611641366603 is a wasteful number, since it uses less digits than its factorization.

42611641366603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38734.

The product of its (nonzero) digits is 2239488, while the sum is 49.

The spelling of 42611641366603 in words is "forty-two trillion, six hundred eleven billion, six hundred forty-one million, three hundred sixty-six thousand, six hundred three".