42675381672 has 64 divisors (see below), whose sum is σ = 133014182400. Its totient is φ = 11084514240.

The previous prime is 42675381653. The next prime is 42675381677. The reversal of 42675381672 is 27618357624.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (42675381677) 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, 11544522 + ... + 11548217.

It is an arithmetic number, because the mean of its divisors is an integer number (2078346600).

Almost surely, 2^42675381672 is an apocalyptic number.

42675381672 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

42675381672 is an abundant number, since it is smaller than the sum of its proper divisors (90338800728).

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

42675381672 is a wasteful number, since it uses less digits than its factorization.

42675381672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23092766 (or 23092762 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 51.

The spelling of 42675381672 in words is "forty-two billion, six hundred seventy-five million, three hundred eighty-one thousand, six hundred seventy-two".