42620627277 has 16 divisors (see below), whose sum is σ = 63494424000. Its totient is φ = 28255012272.

The previous prime is 42620627249. The next prime is 42620627281. The reversal of 42620627277 is 77272602624.

42620627277 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42620627277 - 2¹² = 42620623181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42620627237) 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, 4404502 + ... + 4414167.

It is an arithmetic number, because the mean of its divisors is an integer number (3968401500).

Almost surely, 2^42620627277 is an apocalyptic number.

It is an amenable number.

42620627277 is a deficient number, since it is larger than the sum of its proper divisors (20873796723).

42620627277 is a wasteful number, since it uses less digits than its factorization.

42620627277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8818857 (or 8818851 counting only the distinct ones).

The product of its (nonzero) digits is 790272, while the sum is 45.

The spelling of 42620627277 in words is "forty-two billion, six hundred twenty million, six hundred twenty-seven thousand, two hundred seventy-seven".