156155136342 has 32 divisors (see below), whose sum is σ = 333837504000. Its totient is φ = 48574236480.

The previous prime is 156155136337. The next prime is 156155136373. The reversal of 156155136342 is 243631551651.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 156155136294 and 156155136303.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13793842 + ... + 13805157.

It is an arithmetic number, because the mean of its divisors is an integer number (10432422000).

Almost surely, 2^156155136342 is an apocalyptic number.

156155136342 is an abundant number, since it is smaller than the sum of its proper divisors (177682367658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

156155136342 is a wasteful number, since it uses less digits than its factorization.

156155136342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27599068.

The product of its digits is 324000, while the sum is 42.

Adding to 156155136342 its reverse (243631551651), we get a palindrome (399786687993).

The spelling of 156155136342 in words is "one hundred fifty-six billion, one hundred fifty-five million, one hundred thirty-six thousand, three hundred forty-two".