2322391459778 has 16 divisors (see below), whose sum is σ = 3949005721920. Its totient is φ = 1015458613776.

The previous prime is 2322391459777. The next prime is 2322391459847. The reversal of 2322391459778 is 8779541932232.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 2322391459778.

It is not an unprimeable number, because it can be changed into a prime (2322391459777) 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, 2350598150 + ... + 2350599137.

It is an arithmetic number, because the mean of its divisors is an integer number (246812857620).

Almost surely, 2^{2322391459778} is an apocalyptic number.

2322391459778 is a deficient number, since it is larger than the sum of its proper divisors (1626614262142).

2322391459778 is a wasteful number, since it uses less digits than its factorization.

2322391459778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4701197321.

The product of its digits is 45722880, while the sum is 62.

The spelling of 2322391459778 in words is "two trillion, three hundred twenty-two billion, three hundred ninety-one million, four hundred fifty-nine thousand, seven hundred seventy-eight".