136090268671 has 16 divisors (see below), whose sum is σ = 158118703168. Its totient is φ = 114709478400.

The previous prime is 136090268651. The next prime is 136090268681. The reversal of 136090268671 is 176862090631.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136090268671 is a prime.

It is a super-2 number, since 2×136090268671² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136090268641) 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, 1891741 + ... + 1962361.

It is an arithmetic number, because the mean of its divisors is an integer number (9882418948).

Almost surely, 2^136090268671 is an apocalyptic number.

136090268671 is a deficient number, since it is larger than the sum of its proper divisors (22028434497).

136090268671 is an equidigital number, since it uses as much as digits as its factorization.

136090268671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75202.

The product of its (nonzero) digits is 653184, while the sum is 49.

The spelling of 136090268671 in words is "one hundred thirty-six billion, ninety million, two hundred sixty-eight thousand, six hundred seventy-one".