1326615046450 has 24 divisors (see below), whose sum is σ = 2597372619120. Its totient is φ = 502717280400.

The previous prime is 1326615046429. The next prime is 1326615046453. The reversal of 1326615046450 is 546405166231.

It is a junction number, because it is equal to n+sod(n) for n = 1326615046397 and 1326615046406.

It is not an unprimeable number, because it can be changed into a prime (1326615046453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 698217496 + ... + 698219395.

It is an arithmetic number, because the mean of its divisors is an integer number (108223859130).

Almost surely, 2^{1326615046450} is an apocalyptic number.

1326615046450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1326615046450 is a deficient number, since it is larger than the sum of its proper divisors (1270757572670).

1326615046450 is a wasteful number, since it uses less digits than its factorization.

1326615046450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1396436922 (or 1396436917 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 43.

The spelling of 1326615046450 in words is "one trillion, three hundred twenty-six billion, six hundred fifteen million, forty-six thousand, four hundred fifty".