135887742628 has 48 divisors (see below), whose sum is σ = 263297381760. Its totient is φ = 60845926400.

The previous prime is 135887742593. The next prime is 135887742637. The reversal of 135887742628 is 826247788531.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3821700 + ... + 3857092.

It is an arithmetic number, because the mean of its divisors is an integer number (5485362120).

Almost surely, 2^135887742628 is an apocalyptic number.

It is an amenable number.

135887742628 is a deficient number, since it is larger than the sum of its proper divisors (127409639132).

135887742628 is a wasteful number, since it uses less digits than its factorization.

135887742628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36708 (or 36706 counting only the distinct ones).

The product of its digits is 36126720, while the sum is 61.

The spelling of 135887742628 in words is "one hundred thirty-five billion, eight hundred eighty-seven million, seven hundred forty-two thousand, six hundred twenty-eight".