130723546550 has 24 divisors (see below), whose sum is σ = 243166281600. Its totient is φ = 52285013280.

The previous prime is 130723546543. The next prime is 130723546553. The reversal of 130723546550 is 55645327031.

It is a super-2 number, since 2×130723546550² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 130723546498 and 130723546507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130723546553) 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 11 ways as a sum of consecutive naturals, for example, 525611 + ... + 733289.

It is an arithmetic number, because the mean of its divisors is an integer number (10131928400).

Almost surely, 2^130723546550 is an apocalyptic number.

130723546550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130723546550 is a deficient number, since it is larger than the sum of its proper divisors (112442735050).

130723546550 is a wasteful number, since it uses less digits than its factorization.

130723546550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220280 (or 220275 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 41.

The spelling of 130723546550 in words is "one hundred thirty billion, seven hundred twenty-three million, five hundred forty-six thousand, five hundred fifty".