531158502484412 has 48 divisors (see below), whose sum is σ = 1024334694915840. Its totient is φ = 238994150534400.

The previous prime is 531158502484411. The next prime is 531158502484429. The reversal of 531158502484412 is 214484205851135.

It is a super-2 number, since 2×531158502484412² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (531158502484411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148200362 + ... + 151742097.

It is an arithmetic number, because the mean of its divisors is an integer number (21340306144080).

Almost surely, 2^{531158502484412} is an apocalyptic number.

It is an amenable number.

531158502484412 is a deficient number, since it is larger than the sum of its proper divisors (493176192431428).

531158502484412 is a wasteful number, since it uses less digits than its factorization.

531158502484412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299942882 (or 299942880 counting only the distinct ones).

The product of its (nonzero) digits is 6144000, while the sum is 53.

The spelling of 531158502484412 in words is "five hundred thirty-one trillion, one hundred fifty-eight billion, five hundred two million, four hundred eighty-four thousand, four hundred twelve".