42471745512 has 64 divisors (see below), whose sum is σ = 124307568000. Its totient is φ = 11838812160.

The previous prime is 42471745493. The next prime is 42471745571. The reversal of 42471745512 is 21554717424.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3076137 + ... + 3089912.

It is an arithmetic number, because the mean of its divisors is an integer number (1942305750).

Almost surely, 2^42471745512 is an apocalyptic number.

42471745512 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

42471745512 is an abundant number, since it is smaller than the sum of its proper divisors (81835822488).

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

42471745512 is a wasteful number, since it uses less digits than its factorization.

42471745512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6166106 (or 6166102 counting only the distinct ones).

The product of its digits is 313600, while the sum is 42.

The spelling of 42471745512 in words is "forty-two billion, four hundred seventy-one million, seven hundred forty-five thousand, five hundred twelve".