136261352242 has 32 divisors (see below), whose sum is σ = 219340800000. Its totient is φ = 63296112528.

The previous prime is 136261352207. The next prime is 136261352267. The reversal of 136261352242 is 242253162631.

It is a super-2 number, since 2×136261352242² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 447759 + ... + 687757.

It is an arithmetic number, because the mean of its divisors is an integer number (6854400000).

Almost surely, 2^136261352242 is an apocalyptic number.

136261352242 is a deficient number, since it is larger than the sum of its proper divisors (83079447758).

136261352242 is a wasteful number, since it uses less digits than its factorization.

136261352242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240310.

The product of its digits is 103680, while the sum is 37.

The spelling of 136261352242 in words is "one hundred thirty-six billion, two hundred sixty-one million, three hundred fifty-two thousand, two hundred forty-two".