42983033478 has 128 divisors (see below), whose sum is σ = 114166112256. Its totient is φ = 10444454400.

The previous prime is 42983033441. The next prime is 42983033479. The reversal of 42983033478 is 87433038924.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 42983033478.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42983033479) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1295233 + ... + 1328003.

It is an arithmetic number, because the mean of its divisors is an integer number (891922752).

Almost surely, 2^42983033478 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42983033478, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57083056128).

42983033478 is an abundant number, since it is smaller than the sum of its proper divisors (71183078778).

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

42983033478 is a wasteful number, since it uses less digits than its factorization.

42983033478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32978.

The product of its (nonzero) digits is 3483648, while the sum is 51.

The spelling of 42983033478 in words is "forty-two billion, nine hundred eighty-three million, thirty-three thousand, four hundred seventy-eight".