283323157656 has 64 divisors (see below), whose sum is σ = 883085172480. Its totient is φ = 73590430080.

The previous prime is 283323157651. The next prime is 283323157699. The reversal of 283323157656 is 656751323382.

It is a junction number, because it is equal to n+sod(n) for n = 283323157599 and 283323157608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (283323157651) by changing a digit.

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, 76654851 + ... + 76658546.

It is an arithmetic number, because the mean of its divisors is an integer number (13798205820).

Almost surely, 2^283323157656 is an apocalyptic number.

It is an amenable number.

283323157656 is an abundant number, since it is smaller than the sum of its proper divisors (599762014824).

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

283323157656 is a wasteful number, since it uses less digits than its factorization.

283323157656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153313424 (or 153313420 counting only the distinct ones).

The product of its digits is 5443200, while the sum is 51.

The spelling of 283323157656 in words is "two hundred eighty-three billion, three hundred twenty-three million, one hundred fifty-seven thousand, six hundred fifty-six".