1427503322564 has 48 divisors (see below), whose sum is σ = 2746785269760. Its totient is φ = 643740423840.

The previous prime is 1427503322549. The next prime is 1427503322591. The reversal of 1427503322564 is 4652233057241.

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 8621057 + ... + 8785079.

It is an arithmetic number, because the mean of its divisors is an integer number (57224693120).

Almost surely, 2^{1427503322564} is an apocalyptic number.

It is an amenable number.

1427503322564 is a deficient number, since it is larger than the sum of its proper divisors (1319281947196).

1427503322564 is a wasteful number, since it uses less digits than its factorization.

1427503322564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165600 (or 165598 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 44.

The spelling of 1427503322564 in words is "one trillion, four hundred twenty-seven billion, five hundred three million, three hundred twenty-two thousand, five hundred sixty-four".