42323402403 has 12 divisors (see below), whose sum is σ = 61148865960. Its totient is φ = 28208649696.

The previous prime is 42323402393. The next prime is 42323402423. The reversal of 42323402403 is 30420432324.

42323402403 is a `hidden beast` number, since 4 + 23 + 234 + 0 + 2 + 403 = 666.

It is not a de Polignac number, because 42323402403 - 2⁵ = 42323402371 is a prime.

It is a super-3 number, since 3×42323402403³ (a number of 33 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (42323402423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 540633 + ... + 613946.

It is an arithmetic number, because the mean of its divisors is an integer number (5095738830).

Almost surely, 2^42323402403 is an apocalyptic number.

42323402403 is a deficient number, since it is larger than the sum of its proper divisors (18825463557).

42323402403 is a wasteful number, since it uses less digits than its factorization.

42323402403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1158658 (or 1158655 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 42323402403 its reverse (30420432324), we get a palindrome (72743834727).

The spelling of 42323402403 in words is "forty-two billion, three hundred twenty-three million, four hundred two thousand, four hundred three".