42603021641 has 8 divisors (see below), whose sum is σ = 43464691584. Its totient is φ = 41743494000.

The previous prime is 42603021631. The next prime is 42603021679. The reversal of 42603021641 is 14612030624.

42603021641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 42603021641 - 2³⁰ = 41529279817 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42603021631) 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, 495371 + ... + 574976.

It is an arithmetic number, because the mean of its divisors is an integer number (5433086448).

Almost surely, 2^42603021641 is an apocalyptic number.

It is an amenable number.

42603021641 is a deficient number, since it is larger than the sum of its proper divisors (861669943).

42603021641 is a wasteful number, since it uses less digits than its factorization.

42603021641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071151.

The product of its (nonzero) digits is 6912, while the sum is 29.

The spelling of 42603021641 in words is "forty-two billion, six hundred three million, twenty-one thousand, six hundred forty-one".