136547390798 has 32 divisors (see below), whose sum is σ = 257451070464. Its totient is φ = 52869409632.

The previous prime is 136547390797. The next prime is 136547390809. The reversal of 136547390798 is 897093745631.

It is a self number, because there is not a number n which added to its sum of digits gives 136547390798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136547390797) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7972940 + ... + 7990047.

It is an arithmetic number, because the mean of its divisors is an integer number (8045345952).

Almost surely, 2^136547390798 is an apocalyptic number.

136547390798 is a deficient number, since it is larger than the sum of its proper divisors (120903679666).

136547390798 is a wasteful number, since it uses less digits than its factorization.

136547390798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15963056.

The product of its (nonzero) digits is 34292160, while the sum is 62.

The spelling of 136547390798 in words is "one hundred thirty-six billion, five hundred forty-seven million, three hundred ninety thousand, seven hundred ninety-eight".