136407841651 has 4 divisors (see below), whose sum is σ = 140094540112. Its totient is φ = 132721143192.

The previous prime is 136407841649. The next prime is 136407841663. The reversal of 136407841651 is 156148704631.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 136407841651 - 2¹ = 136407841649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136407841621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1843349175 + ... + 1843349248.

It is an arithmetic number, because the mean of its divisors is an integer number (35023635028).

Almost surely, 2^136407841651 is an apocalyptic number.

136407841651 is a deficient number, since it is larger than the sum of its proper divisors (3686698461).

136407841651 is an equidigital number, since it uses as much as digits as its factorization.

136407841651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3686698460.

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 136407841651 in words is "one hundred thirty-six billion, four hundred seven million, eight hundred forty-one thousand, six hundred fifty-one".