531431434005 has 8 divisors (see below), whose sum is σ = 850290294432. Its totient is φ = 283430098128.

The previous prime is 531431433997. The next prime is 531431434007. The reversal of 531431434005 is 500434134135.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 531431434005 - 2³ = 531431433997 is a prime.

It is a super-2 number, since 2×531431434005² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (531431434007) 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, 17714381119 + ... + 17714381148.

It is an arithmetic number, because the mean of its divisors is an integer number (106286286804).

Almost surely, 2^531431434005 is an apocalyptic number.

It is an amenable number.

531431434005 is a deficient number, since it is larger than the sum of its proper divisors (318858860427).

531431434005 is a wasteful number, since it uses less digits than its factorization.

531431434005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35428762275.

The product of its (nonzero) digits is 43200, while the sum is 33.

The spelling of 531431434005 in words is "five hundred thirty-one billion, four hundred thirty-one million, four hundred thirty-four thousand, five".