45212322013 has 16 divisors (see below), whose sum is σ = 48806956800. Its totient is φ = 41770498176.

The previous prime is 45212322011. The next prime is 45212322019. The reversal of 45212322013 is 31022321254.

It is a cyclic number.

It is not a de Polignac number, because 45212322013 - 2¹ = 45212322011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45212322011) 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 15 ways as a sum of consecutive naturals, for example, 77313 + ... + 310486.

It is an arithmetic number, because the mean of its divisors is an integer number (3050434800).

Almost surely, 2^45212322013 is an apocalyptic number.

It is an amenable number.

45212322013 is a deficient number, since it is larger than the sum of its proper divisors (3594634787).

45212322013 is a wasteful number, since it uses less digits than its factorization.

45212322013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387996.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 45212322013 its reverse (31022321254), we get a palindrome (76234643267).

The spelling of 45212322013 in words is "forty-five billion, two hundred twelve million, three hundred twenty-two thousand, thirteen".