2321455156446 has 32 divisors (see below), whose sum is σ = 4704632679168. Its totient is φ = 763591660160.

The previous prime is 2321455156379. The next prime is 2321455156457. The reversal of 2321455156446 is 6446515541232.

It is a junction number, because it is equal to n+sod(n) for n = 2321455156395 and 2321455156404.

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, 7387890 + ... + 7695701.

It is an arithmetic number, because the mean of its divisors is an integer number (147019771224).

Almost surely, 2^{2321455156446} is an apocalyptic number.

2321455156446 is an abundant number, since it is smaller than the sum of its proper divisors (2383177522722).

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

2321455156446 is a wasteful number, since it uses less digits than its factorization.

2321455156446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15083936.

The product of its digits is 3456000, while the sum is 48.

The spelling of 2321455156446 in words is "two trillion, three hundred twenty-one billion, four hundred fifty-five million, one hundred fifty-six thousand, four hundred forty-six".