45555222545 has 8 divisors (see below), whose sum is σ = 62475733824. Its totient is φ = 31237866864.

The previous prime is 45555222539. The next prime is 45555222571. The reversal of 45555222545 is 54522255554.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45555222545 - 2⁸ = 45555222289 is a prime.

It is a super-2 number, since 2×45555222545² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45555222496 and 45555222505.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 650788859 + ... + 650788928.

It is an arithmetic number, because the mean of its divisors is an integer number (7809466728).

Almost surely, 2^45555222545 is an apocalyptic number.

It is an amenable number.

45555222545 is a deficient number, since it is larger than the sum of its proper divisors (16920511279).

45555222545 is a wasteful number, since it uses less digits than its factorization.

45555222545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1301577799.

The product of its digits is 2000000, while the sum is 44.

The spelling of 45555222545 in words is "forty-five billion, five hundred fifty-five million, two hundred twenty-two thousand, five hundred forty-five".