1528973797245 has 32 divisors (see below), whose sum is σ = 2531936133120. Its totient is φ = 787065491520.

The previous prime is 1528973797231. The next prime is 1528973797313. The reversal of 1528973797245 is 5427973798251.

It is not a de Polignac number, because 1528973797245 - 2⁵ = 1528973797213 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1528973797245.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4161649 + ... + 4514118.

It is an arithmetic number, because the mean of its divisors is an integer number (79123004160).

Almost surely, 2^{1528973797245} is an apocalyptic number.

1528973797245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1528973797245 is a deficient number, since it is larger than the sum of its proper divisors (1002962335875).

1528973797245 is a wasteful number, since it uses less digits than its factorization.

1528973797245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8676185.

The product of its digits is 266716800, while the sum is 69.

The spelling of 1528973797245 in words is "one trillion, five hundred twenty-eight billion, nine hundred seventy-three million, seven hundred ninety-seven thousand, two hundred forty-five".