42563277256 has 32 divisors (see below), whose sum is σ = 83370605760. Its totient is φ = 20333218752.

The previous prime is 42563277217. The next prime is 42563277257. The reversal of 42563277256 is 65277236524.

It is a super-2 number, since 2×42563277256² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42563277257) 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, 31486 + ... + 293458.

It is an arithmetic number, because the mean of its divisors is an integer number (2605331430).

Almost surely, 2^42563277256 is an apocalyptic number.

42563277256 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

42563277256 is a deficient number, since it is larger than the sum of its proper divisors (40807328504).

42563277256 is a wasteful number, since it uses less digits than its factorization.

42563277256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262885 (or 262881 counting only the distinct ones).

The product of its digits is 4233600, while the sum is 49.

The spelling of 42563277256 in words is "forty-two billion, five hundred sixty-three million, two hundred seventy-seven thousand, two hundred fifty-six".