135998627384 has 32 divisors (see below), whose sum is σ = 255943393920. Its totient is φ = 67747295616.

The previous prime is 135998627333. The next prime is 135998627419. The reversal of 135998627384 is 483726899531.

It is a self number, because there is not a number n which added to its sum of digits gives 135998627384.

It is a congruent number.

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, 4888217 + ... + 4915959.

It is an arithmetic number, because the mean of its divisors is an integer number (7998231060).

Almost surely, 2^135998627384 is an apocalyptic number.

It is an amenable number.

135998627384 is a deficient number, since it is larger than the sum of its proper divisors (119944766536).

135998627384 is a wasteful number, since it uses less digits than its factorization.

135998627384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29999 (or 29995 counting only the distinct ones).

The product of its digits is 78382080, while the sum is 65.

The spelling of 135998627384 in words is "one hundred thirty-five billion, nine hundred ninety-eight million, six hundred twenty-seven thousand, three hundred eighty-four".