131506610635 has 8 divisors (see below), whose sum is σ = 157848223680. Its totient is φ = 105178427904.

The previous prime is 131506610633. The next prime is 131506610657. The reversal of 131506610635 is 536016605131.

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

It is a cyclic number.

It is not a de Polignac number, because 131506610635 - 2¹ = 131506610633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131506610594 and 131506610603.

It is not an unprimeable number, because it can be changed into a prime (131506610633) 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, 3336022 + ... + 3375211.

It is an arithmetic number, because the mean of its divisors is an integer number (19731027960).

Almost surely, 2^131506610635 is an apocalyptic number.

131506610635 is a deficient number, since it is larger than the sum of its proper divisors (26341613045).

131506610635 is an equidigital number, since it uses as much as digits as its factorization.

131506610635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6715157.

The product of its (nonzero) digits is 48600, while the sum is 37.

The spelling of 131506610635 in words is "one hundred thirty-one billion, five hundred six million, six hundred ten thousand, six hundred thirty-five".