135734487688 has 32 divisors (see below), whose sum is σ = 259073280000. Its totient is φ = 66657277440.

The previous prime is 135734487673. The next prime is 135734487709. The reversal of 135734487688 is 886784437531.

It is a super-2 number, since 2×135734487688² (a number of 23 digits) contains 22 as substring.

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, 441513 + ... + 682936.

It is an arithmetic number, because the mean of its divisors is an integer number (8096040000).

Almost surely, 2^135734487688 is an apocalyptic number.

It is an amenable number.

135734487688 is a deficient number, since it is larger than the sum of its proper divisors (123338792312).

135734487688 is a wasteful number, since it uses less digits than its factorization.

135734487688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1124725 (or 1124721 counting only the distinct ones).

The product of its digits is 108380160, while the sum is 64.

The spelling of 135734487688 in words is "one hundred thirty-five billion, seven hundred thirty-four million, four hundred eighty-seven thousand, six hundred eighty-eight".