131650661635 has 8 divisors (see below), whose sum is σ = 158729519376. Its totient is φ = 104821379040.

The previous prime is 131650661621. The next prime is 131650661663. The reversal of 131650661635 is 536166056131.

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

It is not a de Polignac number, because 131650661635 - 2⁵ = 131650661603 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131650661591 and 131650661600.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62392624 + ... + 62394733.

It is an arithmetic number, because the mean of its divisors is an integer number (19841189922).

Almost surely, 2^131650661635 is an apocalyptic number.

131650661635 is a deficient number, since it is larger than the sum of its proper divisors (27078857741).

131650661635 is a wasteful number, since it uses less digits than its factorization.

131650661635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124787573.

The product of its (nonzero) digits is 291600, while the sum is 43.

The spelling of 131650661635 in words is "one hundred thirty-one billion, six hundred fifty million, six hundred sixty-one thousand, six hundred thirty-five".