42603205205457 has 16 divisors (see below), whose sum is σ = 67970925684480. Its totient is φ = 26217357049296.

The previous prime is 42603205205447. The next prime is 42603205205521. The reversal of 42603205205457 is 75450250230624.

42603205205457 is a `hidden beast` number, since 4 + 2 + 6 + 0 + 3 + 20 + 520 + 54 + 57 = 666.

It is not a de Polignac number, because 42603205205457 - 2⁷ = 42603205205329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42603205205447) 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, 60688326153 + ... + 60688326854.

It is an arithmetic number, because the mean of its divisors is an integer number (4248182855280).

Almost surely, 2^{42603205205457} is an apocalyptic number.

It is an amenable number.

42603205205457 is a deficient number, since it is larger than the sum of its proper divisors (25367720479023).

42603205205457 is a wasteful number, since it uses less digits than its factorization.

42603205205457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121376653029 (or 121376653023 counting only the distinct ones).

The product of its (nonzero) digits is 2016000, while the sum is 45.

The spelling of 42603205205457 in words is "forty-two trillion, six hundred three billion, two hundred five million, two hundred five thousand, four hundred fifty-seven".