42434402000 has 80 divisors (see below), whose sum is σ = 107067647232. Its totient is φ = 16235753600.

The previous prime is 42434401993. The next prime is 42434402009. The reversal of 42434402000 is 20443424.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42434402009) 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, 415244 + ... + 507243.

Almost surely, 2^42434402000 is an apocalyptic number.

42434402000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42434402000 is an abundant number, since it is smaller than the sum of its proper divisors (64633245232).

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

42434402000 is a wasteful number, since it uses less digits than its factorization.

42434402000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 922533 (or 922517 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

Adding to 42434402000 its reverse (20443424), we get a palindrome (42454845424).

The spelling of 42434402000 in words is "forty-two billion, four hundred thirty-four million, four hundred two thousand".