132686918475 has 48 divisors (see below), whose sum is σ = 235835143680. Its totient is φ = 65615356800.

The previous prime is 132686918473. The next prime is 132686918477. The reversal of 132686918475 is 574819686231.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (132686918473) and next prime (132686918477).

It is not a de Polignac number, because 132686918475 - 2¹ = 132686918473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (132686918473) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 923596 + ... + 1057545.

It is an arithmetic number, because the mean of its divisors is an integer number (4913232160).

Almost surely, 2^132686918475 is an apocalyptic number.

132686918475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

132686918475 is a deficient number, since it is larger than the sum of its proper divisors (103148225205).

132686918475 is a wasteful number, since it uses less digits than its factorization.

132686918475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1981220 (or 1981215 counting only the distinct ones).

The product of its digits is 17418240, while the sum is 60.

The spelling of 132686918475 in words is "one hundred thirty-two billion, six hundred eighty-six million, nine hundred eighteen thousand, four hundred seventy-five".