45403423502045 has 32 divisors (see below), whose sum is σ = 63721190522880. Its totient is φ = 30407083237440.

The previous prime is 45403423501999. The next prime is 45403423502057. The reversal of 45403423502045 is 54020532430454.

It is not a de Polignac number, because 45403423502045 - 2¹⁶ = 45403423436509 is a prime.

It is a super-2 number, since 2×45403423502045² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 45403423501993 and 45403423502011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16026590 + ... + 18645600.

It is an arithmetic number, because the mean of its divisors is an integer number (1991287203840).

Almost surely, 2^{45403423502045} is an apocalyptic number.

It is an amenable number.

45403423502045 is a deficient number, since it is larger than the sum of its proper divisors (18317767020835).

45403423502045 is a wasteful number, since it uses less digits than its factorization.

45403423502045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2630585.

The product of its (nonzero) digits is 1152000, while the sum is 41.

Adding to 45403423502045 its reverse (54020532430454), we get a palindrome (99423955932499).

The spelling of 45403423502045 in words is "forty-five trillion, four hundred three billion, four hundred twenty-three million, five hundred two thousand, forty-five".