506403423100 has 36 divisors (see below), whose sum is σ = 1098962029984. Its totient is φ = 202549092480.

The previous prime is 506403423023. The next prime is 506403423131. The reversal of 506403423100 is 1324304605.

It is a super-2 number, since 2×506403423100² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1604989 + ... + 1894411.

Almost surely, 2^506403423100 is an apocalyptic number.

506403423100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

506403423100 is an abundant number, since it is smaller than the sum of its proper divisors (592558606884).

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

506403423100 is a wasteful number, since it uses less digits than its factorization.

506403423100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306934 (or 306927 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 506403423100 its reverse (1324304605), we get a palindrome (507727727705).

The spelling of 506403423100 in words is "five hundred six billion, four hundred three million, four hundred twenty-three thousand, one hundred".