45400051013 has 2 divisors, whose sum is σ = 45400051014. Its totient is φ = 45400051012.

The previous prime is 45400051007. The next prime is 45400051057. The reversal of 45400051013 is 31015000454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45250649284 + 149401729 = 212722^2 + 12223^2 .

It is a cyclic number.

It is not a de Polignac number, because 45400051013 - 2¹² = 45400046917 is a prime.

It is a super-2 number, since 2×45400051013² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45400051013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45400051513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22700025506 + 22700025507.

It is an arithmetic number, because the mean of its divisors is an integer number (22700025507).

Almost surely, 2^45400051013 is an apocalyptic number.

It is an amenable number.

45400051013 is a deficient number, since it is larger than the sum of its proper divisors (1).

45400051013 is an equidigital number, since it uses as much as digits as its factorization.

45400051013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 45400051013 its reverse (31015000454), we get a palindrome (76415051467).

The spelling of 45400051013 in words is "forty-five billion, four hundred million, fifty-one thousand, thirteen".