156835781426 has 32 divisors (see below), whose sum is σ = 246831960960. Its totient is φ = 74636601984.

The previous prime is 156835781423. The next prime is 156835781441. The reversal of 156835781426 is 624187538651.

It is not an unprimeable number, because it can be changed into a prime (156835781423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8810531 + ... + 8828313.

It is an arithmetic number, because the mean of its divisors is an integer number (7713498780).

Almost surely, 2^156835781426 is an apocalyptic number.

156835781426 is a deficient number, since it is larger than the sum of its proper divisors (89996179534).

156835781426 is a wasteful number, since it uses less digits than its factorization.

156835781426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19970.

The product of its digits is 9676800, while the sum is 56.

The spelling of 156835781426 in words is "one hundred fifty-six billion, eight hundred thirty-five million, seven hundred eighty-one thousand, four hundred twenty-six".