134621631532 has 12 divisors (see below), whose sum is σ = 247987216120. Its totient is φ = 63768141216.

The previous prime is 134621631509. The next prime is 134621631533. The reversal of 134621631532 is 235136126431.

It is a junction number, because it is equal to n+sod(n) for n = 134621631491 and 134621631500.

It is not an unprimeable number, because it can be changed into a prime (134621631533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 885668553 + ... + 885668704.

Almost surely, 2^134621631532 is an apocalyptic number.

It is an amenable number.

134621631532 is a deficient number, since it is larger than the sum of its proper divisors (113365584588).

134621631532 is a wasteful number, since it uses less digits than its factorization.

134621631532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1771337280 (or 1771337278 counting only the distinct ones).

The product of its digits is 77760, while the sum is 37.

Adding to 134621631532 its reverse (235136126431), we get a palindrome (369757757963).

The spelling of 134621631532 in words is "one hundred thirty-four billion, six hundred twenty-one million, six hundred thirty-one thousand, five hundred thirty-two".