45193635729 has 24 divisors (see below), whose sum is σ = 71229622464. Its totient is φ = 27384156000.

The previous prime is 45193635713. The next prime is 45193635731. The reversal of 45193635729 is 92753639154.

45193635729 is a `hidden beast` number, since 4 + 5 + 1 + 9 + 3 + 63 + 572 + 9 = 666.

It is not a de Polignac number, because 45193635729 - 2⁴ = 45193635713 is a prime.

It is a super-2 number, since 2×45193635729² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45193635749) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 434284 + ... + 528194.

It is an arithmetic number, because the mean of its divisors is an integer number (2967900936).

Almost surely, 2^45193635729 is an apocalyptic number.

It is an amenable number.

45193635729 is a deficient number, since it is larger than the sum of its proper divisors (26035986735).

45193635729 is a wasteful number, since it uses less digits than its factorization.

45193635729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98789 (or 98786 counting only the distinct ones).

The product of its digits is 6123600, while the sum is 54.

The spelling of 45193635729 in words is "forty-five billion, one hundred ninety-three million, six hundred thirty-five thousand, seven hundred twenty-nine".