531350501130 has 40 divisors (see below), whose sum is σ = 1428742460772. Its totient is φ = 141693466752.

The previous prime is 531350501119. The next prime is 531350501137. The reversal of 531350501130 is 31105053135.

531350501130 is a `hidden beast` number, since 531 + 3 + 50 + 50 + 1 + 1 + 30 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 515720750769 + 15629750361 = 718137^2 + 125019^2 .

It is a super-2 number, since 2×531350501130² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 531350501094 and 531350501103.

It is not an unprimeable number, because it can be changed into a prime (531350501137) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 327993327 + ... + 327994946.

Almost surely, 2^531350501130 is an apocalyptic number.

531350501130 is an abundant number, since it is smaller than the sum of its proper divisors (897391959642).

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

531350501130 is a wasteful number, since it uses less digits than its factorization.

531350501130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655988292 (or 655988283 counting only the distinct ones).

The product of its (nonzero) digits is 3375, while the sum is 27.

Adding to 531350501130 its reverse (31105053135), we get a palindrome (562455554265).

The spelling of 531350501130 in words is "five hundred thirty-one billion, three hundred fifty million, five hundred one thousand, one hundred thirty".