445403020153 has 32 divisors (see below), whose sum is σ = 561061492992. Its totient is φ = 344134828800.

The previous prime is 445403020147. The next prime is 445403020211. The reversal of 445403020153 is 351020304544.

It is not a de Polignac number, because 445403020153 - 2⁹ = 445403019641 is a prime.

It is a super-2 number, since 2×445403020153² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (445403020133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22924383 + ... + 22943803.

It is an arithmetic number, because the mean of its divisors is an integer number (17533171656).

Almost surely, 2^445403020153 is an apocalyptic number.

445403020153 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

445403020153 is a deficient number, since it is larger than the sum of its proper divisors (115658472839).

445403020153 is a wasteful number, since it uses less digits than its factorization.

445403020153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25345.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 445403020153 its reverse (351020304544), we get a palindrome (796423324697).

The spelling of 445403020153 in words is "four hundred forty-five billion, four hundred three million, twenty thousand, one hundred fifty-three".