45502102729 has 2 divisors, whose sum is σ = 45502102730. Its totient is φ = 45502102728.

The previous prime is 45502102721. The next prime is 45502102753. The reversal of 45502102729 is 92720120554.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44774560000 + 727542729 = 211600^2 + 26973^2 .

It is a cyclic number.

It is not a de Polignac number, because 45502102729 - 2³ = 45502102721 is a prime.

It is not a weakly prime, because it can be changed into another prime (45502102721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22751051364 + 22751051365.

It is an arithmetic number, because the mean of its divisors is an integer number (22751051365).

Almost surely, 2^45502102729 is an apocalyptic number.

It is an amenable number.

45502102729 is a deficient number, since it is larger than the sum of its proper divisors (1).

45502102729 is an equidigital number, since it uses as much as digits as its factorization.

45502102729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 37.

The spelling of 45502102729 in words is "forty-five billion, five hundred two million, one hundred two thousand, seven hundred twenty-nine".