1325050646450 has 48 divisors (see below), whose sum is σ = 2536028683776. Its totient is φ = 514773955200.

The previous prime is 1325050646443. The next prime is 1325050646467. The reversal of 1325050646450 is 546460505231.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a junction number, because it is equal to n+sod(n) for n = 1325050646398 and 1325050646407.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 992102 + ... + 1906401.

It is an arithmetic number, because the mean of its divisors is an integer number (52833930912).

Almost surely, 2^{1325050646450} is an apocalyptic number.

1325050646450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1325050646450 is a deficient number, since it is larger than the sum of its proper divisors (1210978037326).

1325050646450 is a wasteful number, since it uses less digits than its factorization.

1325050646450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2898779 (or 2898774 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 41.

The spelling of 1325050646450 in words is "one trillion, three hundred twenty-five billion, fifty million, six hundred forty-six thousand, four hundred fifty".