130321044045 has 64 divisors (see below), whose sum is σ = 243733536000. Its totient is φ = 65970309888.

The previous prime is 130321044043. The next prime is 130321044053. The reversal of 130321044045 is 540440123031.

It is a happy number.

130321044045 is a `hidden beast` number, since 1 + 3 + 0 + 3 + 210 + 440 + 4 + 5 = 666.

It is not a de Polignac number, because 130321044045 - 2¹ = 130321044043 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130321044043) 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, 51114 + ... + 513083.

It is an arithmetic number, because the mean of its divisors is an integer number (3808336500).

Almost surely, 2^130321044045 is an apocalyptic number.

130321044045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

130321044045 is a deficient number, since it is larger than the sum of its proper divisors (113412491955).

130321044045 is a wasteful number, since it uses less digits than its factorization.

130321044045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564299 (or 564293 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 130321044045 its reverse (540440123031), we get a palindrome (670761167076).

The spelling of 130321044045 in words is "one hundred thirty billion, three hundred twenty-one million, forty-four thousand, forty-five".