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45545225389 = 311579357967
BaseRepresentation
bin101010011010101101…
…001111110010101101
311100120010101011200121
4222122231033302231
51221234034203024
632531224124541
73201440012446
oct523255176255
9140503334617
1045545225389
1118352101a44
1289b1006751
1343aab6c311
1422c0c382cd
1512b873b8e4
hexa9ab4fcad

45545225389 has 8 divisors (see below), whose sum is σ = 47313886208. Its totient is φ = 43795280880.

The previous prime is 45545225387. The next prime is 45545225431. The reversal of 45545225389 is 98352254554.

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 45545225389 - 21 = 45545225387 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45545225387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4674117 + ... + 4683850.

It is an arithmetic number, because the mean of its divisors is an integer number (5914235776).

Almost surely, 245545225389 is an apocalyptic number.

It is an amenable number.

45545225389 is a deficient number, since it is larger than the sum of its proper divisors (1768660819).

45545225389 is a wasteful number, since it uses less digits than its factorization.

45545225389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9358155.

The product of its digits is 8640000, while the sum is 52.

The spelling of 45545225389 in words is "forty-five billion, five hundred forty-five million, two hundred twenty-five thousand, three hundred eighty-nine".

Divisors: 1 31 157 4867 9357967 290096977 1469200819 45545225389