10531738623 has 8 divisors (see below), whose sum is σ = 16048363648. Its totient is φ = 6018136344.

The previous prime is 10531738573. The next prime is 10531738649. The reversal of 10531738623 is 32683713501.

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

It is not a de Polignac number, because 10531738623 - 2²¹ = 10529641471 is a prime.

It is a super-2 number, since 2×10531738623² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10531738523) 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, 250755661 + ... + 250755702.

It is an arithmetic number, because the mean of its divisors is an integer number (2006045456).

Almost surely, 2^10531738623 is an apocalyptic number.

10531738623 is a deficient number, since it is larger than the sum of its proper divisors (5516625025).

10531738623 is an equidigital number, since it uses as much as digits as its factorization.

10531738623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501511373.

The product of its (nonzero) digits is 90720, while the sum is 39.

The spelling of 10531738623 in words is "ten billion, five hundred thirty-one million, seven hundred thirty-eight thousand, six hundred twenty-three".