156826850881573 has 8 divisors (see below), whose sum is σ = 160818030394560. Its totient is φ = 152843582529120.

The previous prime is 156826850881553. The next prime is 156826850881621. The reversal of 156826850881573 is 375188058628651.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-156826850881573 is a prime.

It is a super-2 number, since 2×156826850881573² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 156826850881496 and 156826850881505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156826850881553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1977749983 + ... + 1977829276.

It is an arithmetic number, because the mean of its divisors is an integer number (20102253799320).

Almost surely, 2^{156826850881573} is an apocalyptic number.

It is an amenable number.

156826850881573 is a deficient number, since it is larger than the sum of its proper divisors (3991179512987).

156826850881573 is an equidigital number, since it uses as much as digits as its factorization.

156826850881573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3955580267.

The product of its (nonzero) digits is 774144000, while the sum is 73.

The spelling of 156826850881573 in words is "one hundred fifty-six trillion, eight hundred twenty-six billion, eight hundred fifty million, eight hundred eighty-one thousand, five hundred seventy-three".