1255004400364 has 48 divisors (see below), whose sum is σ = 2588515727616. Its totient is φ = 524882030400.

The previous prime is 1255004400359. The next prime is 1255004400479. The reversal of 1255004400364 is 4630044005521.

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 15 ways as a sum of consecutive naturals, for example, 3349542 + ... + 3705325.

It is an arithmetic number, because the mean of its divisors is an integer number (53927410992).

Almost surely, 2^{1255004400364} is an apocalyptic number.

It is an amenable number.

1255004400364 is an abundant number, since it is smaller than the sum of its proper divisors (1333511327252).

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

1255004400364 is a wasteful number, since it uses less digits than its factorization.

1255004400364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7055206 (or 7055204 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 1255004400364 its reverse (4630044005521), we get a palindrome (5885048405885).

The spelling of 1255004400364 in words is "one trillion, two hundred fifty-five billion, four million, four hundred thousand, three hundred sixty-four".