45430520013 has 6 divisors (see below), whose sum is σ = 65621862254. Its totient is φ = 30287013336.

The previous prime is 45430519999. The next prime is 45430520017. The reversal of 45430520013 is 31002503454.

45430520013 is a `hidden beast` number, since 454 + 3 + 0 + 5 + 200 + 1 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 30193580169 + 15236939844 = 173763^2 + 123438^2 .

It is not a de Polignac number, because 45430520013 - 2⁹ = 45430519501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45430520017) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2523917770 + ... + 2523917787.

Almost surely, 2^45430520013 is an apocalyptic number.

It is an amenable number.

45430520013 is a deficient number, since it is larger than the sum of its proper divisors (20191342241).

45430520013 is a wasteful number, since it uses less digits than its factorization.

45430520013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5047835563 (or 5047835560 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The spelling of 45430520013 in words is "forty-five billion, four hundred thirty million, five hundred twenty thousand, thirteen".