130405353502 has 16 divisors (see below), whose sum is σ = 205952947200. Its totient is φ = 61756029720.

The previous prime is 130405353487. The next prime is 130405353503. The reversal of 130405353502 is 205353504031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130405353503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 254524 + ... + 570607.

It is an arithmetic number, because the mean of its divisors is an integer number (12872059200).

Almost surely, 2^130405353502 is an apocalyptic number.

130405353502 is a deficient number, since it is larger than the sum of its proper divisors (75547593698).

130405353502 is a wasteful number, since it uses less digits than its factorization.

130405353502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829311.

The product of its (nonzero) digits is 27000, while the sum is 31.

Adding to 130405353502 its reverse (205353504031), we get a palindrome (335758857533).

The spelling of 130405353502 in words is "one hundred thirty billion, four hundred five million, three hundred fifty-three thousand, five hundred two".