136404635187051 has 24 divisors (see below), whose sum is σ = 245646442589184. Its totient is φ = 70859550746160.

The previous prime is 136404635186987. The next prime is 136404635187091. The reversal of 136404635187051 is 150781536404631.

136404635187051 is a `hidden beast` number, since 1 + 3 + 6 + 4 + 0 + 4 + 6 + 3 + 518 + 70 + 51 = 666.

It is not a de Polignac number, because 136404635187051 - 2⁶ = 136404635186987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (136404635187091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98416042011 + ... + 98416043396.

It is an arithmetic number, because the mean of its divisors is an integer number (10235268441216).

Almost surely, 2^{136404635187051} is an apocalyptic number.

136404635187051 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

136404635187051 is a deficient number, since it is larger than the sum of its proper divisors (109241807402133).

136404635187051 is a wasteful number, since it uses less digits than its factorization.

136404635187051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196832085431 (or 196832085428 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 54.

The spelling of 136404635187051 in words is "one hundred thirty-six trillion, four hundred four billion, six hundred thirty-five million, one hundred eighty-seven thousand, fifty-one".