136863030397428 has 72 divisors (see below), whose sum is σ = 347720772471072. Its totient is φ = 45389274944832.

The previous prime is 136863030397417. The next prime is 136863030397463. The reversal of 136863030397428 is 824793030368631.

136863030397428 is a `hidden beast` number, since 1 + 3 + 68 + 6 + 30 + 30 + 3 + 97 + 428 = 666.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5274075 + ... + 17364962.

Almost surely, 2^{136863030397428} is an apocalyptic number.

136863030397428 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

136863030397428 is an abundant number, since it is smaller than the sum of its proper divisors (210857742073644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136863030397428 is a wasteful number, since it uses less digits than its factorization.

136863030397428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22639901 (or 22639896 counting only the distinct ones).

The product of its (nonzero) digits is 94058496, while the sum is 63.

The spelling of 136863030397428 in words is "one hundred thirty-six trillion, eight hundred sixty-three billion, thirty million, three hundred ninety-seven thousand, four hundred twenty-eight".