131445562634 has 8 divisors (see below), whose sum is σ = 198036927648. Its totient is φ = 65433253420.

The previous prime is 131445562613. The next prime is 131445562639. The reversal of 131445562634 is 436265544131.

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

It is not an unprimeable number, because it can be changed into a prime (131445562639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144763382 + ... + 144764289.

It is an arithmetic number, because the mean of its divisors is an integer number (24754615956).

Almost surely, 2^131445562634 is an apocalyptic number.

131445562634 is a deficient number, since it is larger than the sum of its proper divisors (66591365014).

131445562634 is a wasteful number, since it uses less digits than its factorization.

131445562634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289527900.

The product of its digits is 1036800, while the sum is 44.

The spelling of 131445562634 in words is "one hundred thirty-one billion, four hundred forty-five million, five hundred sixty-two thousand, six hundred thirty-four".