137582469634 has 4 divisors (see below), whose sum is σ = 206373704454. Its totient is φ = 68791234816.

The previous prime is 137582469601. The next prime is 137582469637. The reversal of 137582469634 is 436964285731.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 116454975025 + 21127494609 = 341255^2 + 145353^2 .

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (137582469637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34395617407 + ... + 34395617410.

Almost surely, 2^137582469634 is an apocalyptic number.

137582469634 is a deficient number, since it is larger than the sum of its proper divisors (68791234820).

137582469634 is an equidigital number, since it uses as much as digits as its factorization.

137582469634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68791234819.

The product of its digits is 26127360, while the sum is 58.

The spelling of 137582469634 in words is "one hundred thirty-seven billion, five hundred eighty-two million, four hundred sixty-nine thousand, six hundred thirty-four".