1573328696976 has 45 divisors (see below), whose sum is σ = 4403177297571. Its totient is φ = 524437881696.

The previous prime is 1573328696963. The next prime is 1573328697007. The reversal of 1573328696976 is 6796968233751.

The square root of 1573328696976 is 1254324.

It is a perfect power (a square), and thus also a powerful number.

1573328696976 is a `hidden beast` number, since 157 + 3 + 328 + 69 + 6 + 97 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 14999625 + ... + 15104151.

Almost surely, 2^{1573328696976} is an apocalyptic number.

1573328696976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

1573328696976 is the 1254324-th square number.

It is an amenable number.

1573328696976 is an abundant number, since it is smaller than the sum of its proper divisors (2829848600595).

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

1573328696976 is an frugal number, since it uses more digits than its factorization.

1573328696976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209068 (or 104532 counting only the distinct ones).

The product of its digits is 617258880, while the sum is 72.

The spelling of 1573328696976 in words is "one trillion, five hundred seventy-three billion, three hundred twenty-eight million, six hundred ninety-six thousand, nine hundred seventy-six".