361042123456 has 168 divisors, whose sum is σ = 915574008320. Its totient is φ = 137964736512.

The previous prime is 361042123447. The next prime is 361042123457. The reversal of 361042123456 is 654321240163.

It is not an unprimeable number, because it can be changed into a prime (361042123457) 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 23 ways as a sum of consecutive naturals, for example, 2386585 + ... + 2533351.

Almost surely, 2^361042123456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 361042123456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (457787004160).

361042123456 is an abundant number, since it is smaller than the sum of its proper divisors (554531884864).

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

361042123456 is a wasteful number, since it uses less digits than its factorization.

361042123456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146839 (or 146812 counting only the distinct ones).

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

The spelling of 361042123456 in words is "three hundred sixty-one billion, forty-two million, one hundred twenty-three thousand, four hundred fifty-six".