303206432742 has 12 divisors (see below), whose sum is σ = 656947270980. Its totient is φ = 101068810908.

The previous prime is 303206432713. The next prime is 303206432773. The reversal of 303206432742 is 247234602303.

303206432742 is a `hidden beast` number, since 3 + 0 + 3 + 2 + 0 + 643 + 2 + 7 + 4 + 2 = 666.

It is a super-2 number, since 2×303206432742² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 303206432697 and 303206432706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8422400892 + ... + 8422400927.

It is an arithmetic number, because the mean of its divisors is an integer number (54745605915).

Almost surely, 2^303206432742 is an apocalyptic number.

303206432742 is an abundant number, since it is smaller than the sum of its proper divisors (353740838238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

303206432742 is a wasteful number, since it uses less digits than its factorization.

303206432742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16844801827 (or 16844801824 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 36.

The spelling of 303206432742 in words is "three hundred three billion, two hundred six million, four hundred thirty-two thousand, seven hundred forty-two".