136546644415405 has 32 divisors (see below), whose sum is σ = 192384213578496. Its totient is φ = 91073416794624.

The previous prime is 136546644415327. The next prime is 136546644415421. The reversal of 136546644415405 is 504514446645631.

It is not a de Polignac number, because 136546644415405 - 2²³ = 136546636026797 is a prime.

It is a super-2 number, since 2×136546644415405² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 136546644415405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11969079 + ... + 20404708.

It is an arithmetic number, because the mean of its divisors is an integer number (6012006674328).

Almost surely, 2^{136546644415405} is an apocalyptic number.

It is an amenable number.

136546644415405 is a deficient number, since it is larger than the sum of its proper divisors (55837569163091).

136546644415405 is a wasteful number, since it uses less digits than its factorization.

136546644415405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32377093.

The product of its (nonzero) digits is 82944000, while the sum is 58.

The spelling of 136546644415405 in words is "one hundred thirty-six trillion, five hundred forty-six billion, six hundred forty-four million, four hundred fifteen thousand, four hundred five".