13431523510 has 64 divisors (see below), whose sum is σ = 25932625920. Its totient is φ = 4993591680.

The previous prime is 13431523493. The next prime is 13431523517. The reversal of 13431523510 is 1532513431.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13431523517) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5364919 + ... + 5367421.

It is an arithmetic number, because the mean of its divisors is an integer number (405197280).

Almost surely, 2^13431523510 is an apocalyptic number.

13431523510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13431523510 is a deficient number, since it is larger than the sum of its proper divisors (12501102410).

13431523510 is a wasteful number, since it uses less digits than its factorization.

13431523510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3053.

The product of its (nonzero) digits is 5400, while the sum is 28.

The spelling of 13431523510 in words is "thirteen billion, four hundred thirty-one million, five hundred twenty-three thousand, five hundred ten".