99485213545 has 16 divisors (see below), whose sum is σ = 130763529360. Its totient is φ = 72323528704.

The previous prime is 99485213519. The next prime is 99485213551. The reversal of 99485213545 is 54531258499.

It can be written as a sum of positive squares in 8 ways, for example, as 3516608601 + 95968604944 = 59301^2 + 309788^2 .

It is a cyclic number.

It is not a de Polignac number, because 99485213545 - 2³³ = 90895278953 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20177092 + ... + 20182021.

It is an arithmetic number, because the mean of its divisors is an integer number (8172720585).

Almost surely, 2^99485213545 is an apocalyptic number.

It is an amenable number.

99485213545 is a deficient number, since it is larger than the sum of its proper divisors (31278315815).

99485213545 is a wasteful number, since it uses less digits than its factorization.

99485213545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40359164.

The product of its digits is 7776000, while the sum is 55.

The spelling of 99485213545 in words is "ninety-nine billion, four hundred eighty-five million, two hundred thirteen thousand, five hundred forty-five".