531403000152 has 32 divisors (see below), whose sum is σ = 1330110092400. Its totient is φ = 176920654464.

The previous prime is 531403000039. The next prime is 531403000157. The reversal of 531403000152 is 251000304135.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (531403000157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13334623 + ... + 13374414.

Almost surely, 2^531403000152 is an apocalyptic number.

It is an amenable number.

531403000152 is an abundant number, since it is smaller than the sum of its proper divisors (798707092248).

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

531403000152 is a wasteful number, since it uses less digits than its factorization.

531403000152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26709875 (or 26709871 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

Adding to 531403000152 its reverse (251000304135), we get a palindrome (782403304287).

The spelling of 531403000152 in words is "five hundred thirty-one billion, four hundred three million, one hundred fifty-two", and thus it is an aban number.