136147451428040 has 32 divisors (see below), whose sum is σ = 329895747692280. Its totient is φ = 50269828219392.

The previous prime is 136147451427917. The next prime is 136147451428117. The reversal of 136147451428040 is 40824154741631.

It can be written as a sum of positive squares in 4 ways, for example, as 40624077184804 + 95523374243236 = 6373702^2 + 9773606^2 .

It is a super-2 number, since 2×136147451428040² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 136147451428040.

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, 130911010469 + ... + 130911011508.

Almost surely, 2^{136147451428040} is an apocalyptic number.

136147451428040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136147451428040 is an abundant number, since it is smaller than the sum of its proper divisors (193748296264240).

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

136147451428040 is a wasteful number, since it uses less digits than its factorization.

136147451428040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261822022001 (or 261822021997 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 50.

The spelling of 136147451428040 in words is "one hundred thirty-six trillion, one hundred forty-seven billion, four hundred fifty-one million, four hundred twenty-eight thousand, forty".