973909000545 has 64 divisors (see below), whose sum is σ = 1686993557760. Its totient is φ = 476932866048.

The previous prime is 973909000543. The next prime is 973909000549. The reversal of 973909000545 is 545000909379.

It is a happy number.

It is not a de Polignac number, because 973909000545 - 2¹ = 973909000543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (973909000541) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 37021837 + ... + 37048133.

It is an arithmetic number, because the mean of its divisors is an integer number (26359274340).

Almost surely, 2^973909000545 is an apocalyptic number.

973909000545 is the 569769-th octagonal number.

It is an amenable number.

973909000545 is a deficient number, since it is larger than the sum of its proper divisors (713084557215).

973909000545 is a wasteful number, since it uses less digits than its factorization.

973909000545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27314.

The product of its (nonzero) digits is 1530900, while the sum is 51.

The spelling of 973909000545 in words is "nine hundred seventy-three billion, nine hundred nine million, five hundred forty-five", and thus it is an aban number.