136078662428 has 6 divisors (see below), whose sum is σ = 238137659256. Its totient is φ = 68039331212.

The previous prime is 136078662403. The next prime is 136078662479. The reversal of 136078662428 is 824266870631.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 136078662428.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17009832800 + ... + 17009832807.

It is an arithmetic number, because the mean of its divisors is an integer number (39689609876).

Almost surely, 2^136078662428 is an apocalyptic number.

It is an amenable number.

136078662428 is a deficient number, since it is larger than the sum of its proper divisors (102058996828).

136078662428 is a wasteful number, since it uses less digits than its factorization.

136078662428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34019665611 (or 34019665609 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 53.

The spelling of 136078662428 in words is "one hundred thirty-six billion, seventy-eight million, six hundred sixty-two thousand, four hundred twenty-eight".