531403141300 has 72 divisors (see below), whose sum is σ = 1170558898880. Its totient is φ = 209372083200.

The previous prime is 531403141267. The next prime is 531403141363. The reversal of 531403141300 is 3141304135.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1916881 + ... + 2176519.

Almost surely, 2^531403141300 is an apocalyptic number.

531403141300 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 531403141300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (585279449440).

531403141300 is an abundant number, since it is smaller than the sum of its proper divisors (639155757580).

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

531403141300 is a wasteful number, since it uses less digits than its factorization.

531403141300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259961 (or 259954 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 531403141300 its reverse (3141304135), we get a palindrome (534544445435).

The spelling of 531403141300 in words is "five hundred thirty-one billion, four hundred three million, one hundred forty-one thousand, three hundred".